{"title":"Rettberg","description":null,"products":[{"product_id":"4-neck-flask-1000-ml-temp-jacket-mn-size-29-sn-2x-size-29-1x-size-145","title":"4-neck flask, 1000 ml, temp.-jacket, mn size 29, sn 2x size 29, 1x size 14.5","description":"\u003cp\u003e4-neck flask with a nominal volume of 1000 ml incorporates a temperature jacket for precise thermal control during laboratory reactions and distillations. Constructed from borosilicate glass 3.3, the vessel features a centre neck NS 29\/32, two side necks NS 29\/32 and one side neck NS 14,5\/23 angled at 7°, enabling flexible multi-port configurations for condensers, probes or addition funnels. A bottom drain valve adjustable from 0–10 mm allows controlled emptying without dismantling the setup. With a net weight of 0,930 kg, this round-bottom style flask supports efficient heating, cooling and mixing operations in chemical synthesis or sample preparation. Produced by manufacturer Rettberg, the design meets standard laboratory glassware requirements for durability and chemical resistance. Supplied as 1 pc, it is ideal for distillation, reaction and collection applications where jacketed temperature regulation and multi-neck access are essential for reproducible results in research or production environments.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 1000 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eJoint sizes: Centre NS 29\/32, 2x NS 29\/32, 1x NS 14,5\/23 at 7°\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0–10 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0110_0e02524c-630f-4d52-b73d-51c1c54f0ef1.pdf?v=1788423279\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934538342732,"sku":"134201056","price":1234.76,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134201056.png?v=1783731545"},{"product_id":"4-neck-flask-3000-ml-mn-size-2932-3x-sn-size-2932-7","title":"4-neck flask, 3000 ml, mn size 29\/32, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck flask, 3000 ml, with centre neck NS 29\/32 and three angled side necks NS 29\/32 is a multi-neck laboratory vessel for distillation, reaction and receiving work. Made from borosilicate glass 3.3, it provides the thermal shock resistance and chemical durability required in routine and preparative laboratory practice. The centre neck together with three side necks inclined at 7° enables simultaneous connection of stirrers, condensers, dropping funnels and temperature probes while keeping a compact working footprint. Nominal volume is 3 l and net weight is 0,900 kg, so the flask is well suited to medium-scale synthesis on heating mantles or oil baths. Standardised NS 29\/32 ground joints ensure interchangeability with common laboratory glassware. This four-neck configuration from manufacturer Rettberg supports multi-port setups in organic synthesis, process chemistry and sample preparation. Typical applications include round-bottom, ground-joint, distillation and receiving flask duties where reliable multi-neck access and robust borosilicate construction are essential. Supplied as 1 pc.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 3 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide necks: 3x NS 29\/32 angled (7°)\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934072512844,"sku":"134019068","price":235.49,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019068.png?v=1783731819"},{"product_id":"4-neck-flask-6000-ml-mn-size-2932-3x-sn-size-2932-7","title":"4-neck flask, 6000 ml, mn size 29\/32, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck flask, 6000 ml, with centre neck NS 29\/32 and three angled side necks NS 29\/32 is a large multi-neck laboratory vessel for distillation, reaction and receiving duties. Constructed from borosilicate glass 3.3, it delivers the thermal shock resistance and chemical stability needed for intensive laboratory operation. The centre neck plus three side necks inclined at 7° provide convenient simultaneous ports for stirrers, condensers, dropping funnels and probes while maintaining workable geometry on the bench or mantle. Nominal volume is 6 l and net weight is 1,600 kg, supporting scale-up preparative chemistry and process work. Standardised NS 29\/32 ground joints ensure full interchangeability with common laboratory glassware. This four-neck flask from manufacturer Rettberg is suited to multi-component addition, reflux and vapour management in organic synthesis and related applications. It functions as a round-bottom, ground-joint, distillation or receiving flask where robust multi-neck access and borosilicate glass 3.3 performance are essential. Supplied as 1 pc.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 6 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide necks: 3x NS 29\/32 angled (7°)\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934075527500,"sku":"134019076","price":374.48,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019076.png?v=1783730597"},{"product_id":"4-neck-flask-4000-ml-mn-size-2932-3x-sn-size-2932-7","title":"4-neck flask, 4000 ml, mn size 29\/32, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck flask, 4000 ml, with centre neck NS 29\/32 and three angled side necks NS 29\/32 is a multi-neck laboratory flask intended for distillation, reaction and collection applications. Fabricated from borosilicate glass 3.3, the vessel combines high thermal resistance with broad chemical durability for demanding laboratory use. The centre neck and three side necks set at a 7° angle allow concurrent attachment of stirrers, condensers, addition funnels and sensors without overcrowding the assembly. Nominal capacity is 4 l and net weight is 1,000 kg, making the flask practical for larger preparative work on heating mantles or baths. Standard NS 29\/32 ground joints guarantee compatibility with established glassware components. This four-neck design from manufacturer Rettberg facilitates efficient multi-port configurations in organic synthesis, process development and analytical workflows. It serves as a round-bottom, ground-joint, distillation or receiving flask wherever stable multi-neck access and borosilicate performance are required. Supplied as 1 pc for direct integration into laboratory setups.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 4 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide necks: 3x NS 29\/32 angled (7°)\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934074216780,"sku":"134019071","price":268.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019071.png?v=1783730586"},{"product_id":"4-neck-flask-5000-ml-mn-size-4540-3x-sn-size-2932-7","title":"4-neck flask, 5000 ml, mn size 45\/40, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck flask, 5000 ml, centre neck NS 45\/40, 3x side necks NS 29\/32 angled is a multi-neck laboratory flask designed for demanding reaction, distillation and multi-component laboratory work. Made from borosilicate glass 3.3, it delivers excellent chemical durability and resistance to thermal shock under typical laboratory heating and cooling regimes. The centre neck carries a standard ground joint NS 45\/40; the three side necks are NS 29\/32 joints set at a 7° angle to facilitate convenient attachment of stirrers, condensers, addition funnels or sensors. Nominal volume is 5 l and net weight is 1,450 kg. Supplied as a single piece from manufacturer Rettberg, the flask functions effectively as a round-bottom flask, distillation flask or receiving flask. The four-neck arrangement permits concurrent operations including mechanical stirring, reagent dosing, inert-gas blanketing and temperature control, supporting efficient workflows in organic synthesis and preparative chemistry. High-precision ground joints guarantee secure, leak-free mating with compatible glassware for safe and reproducible results.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc(s)\u003c\/li\u003e\n\u003cli\u003eNominal volume: 5 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 45\/40\u003c\/li\u003e\n\u003cli\u003eSide necks: 3 × NS 29\/32 angled (7°)\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934085030220,"sku":"134019173","price":385.51,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019173.png?v=1783730625"},{"product_id":"4-neck-flask-20000-ml-mn-size-4540-3x-sn-size-2932-7","title":"4-neck flask, 20000 ml, mn size 45\/40, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck Flask 20000 ml is a large-capacity multi-neck laboratory flask featuring a centre neck NS 45\/40 and three side necks NS 29\/32 angled at 7°. Constructed from high-quality borosilicate glass 3.3, it provides outstanding resistance to thermal shock and chemical attack. The 20 l nominal volume is designed for scale-up reactions, extensive distillations and bulk collection in industrial and research laboratories. Four ground-glass necks enable flexible attachment of multiple accessories such as condensers, addition funnels and sensors within a single closed assembly. Net weight is 3,800 kg, reflecting the solid wall thickness required for safe handling of large volumes. This flask from Rettberg is well suited as a round-bottom, distillation or receiving vessel. The angled side necks facilitate ergonomic setup and minimise interference between connected apparatus. Reliable NS joints guarantee leak-tight performance across a broad temperature range typical of borosilicate glass 3.3 ware.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 20 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 45\/40\u003c\/li\u003e\n\u003cli\u003eSide necks: 3× NS 29\/32 angled (7°)\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934098006348,"sku":"134019191","price":953.64,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019191.png?v=1783730649"},{"product_id":"4-neck-flask-1000-ml-mn-size-2932-3x-sn-size-2932-7","title":"4-neck flask, 1000 ml, mn size 29\/32, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck flask 1000 ml with centre neck NS 29\/32 and three side necks NS 29\/32 angled is a multi-neck laboratory vessel designed for larger-scale distillation, synthesis and multi-port reaction work. Constructed from borosilicate glass 3.3, the flask offers reliable chemical resistance and thermal performance under typical laboratory conditions. The central neck is fitted with a standard ground joint NS 29\/32; the three side necks share the same NS 29\/32 joint size and are angled at 7° for unobstructed attachment of condensers, addition funnels, probes or inert-gas lines. Nominal volume is 1000 ml (1 l) and net weight is 0,368 kg, providing ample capacity for preparative procedures. This four-neck design from manufacturer Rettberg enables concurrent reagent dosing, temperature monitoring and vapour handling within one vessel. It functions effectively as a round-bottom distillation flask or receiving flask in ground-joint apparatus used throughout organic and preparative chemistry laboratories.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 1000 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eJoint size: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide neck angle: 7°\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934062715212,"sku":"134019055","price":117.68,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019055.png?v=1783731791"},{"product_id":"4-neck-flask-3000-ml-temp-jacket-mn-size-29-sn-2x-size-29-1x-size-145","title":"4-neck flask, 3000 ml, temp.-jacket, mn size 29, sn 2x size 29, 1x size 14.5","description":"\u003cp\u003e4-neck flask 3000 ml with temperature jacket is a multi-neck laboratory vessel fabricated from borosilicate glass 3.3. It comprises a centre neck NS 29\/32, two side necks NS 29\/32 and one side neck NS 14,5\/23, the side necks being angled at 7°. A bottom drain valve adjustable from 0 to 10 mm permits controlled emptying of contents. The nominal volume is 3 l with a net weight of 2,080 kg. This flask from manufacturer Rettberg supports simultaneous connection of condensers, addition funnels, sensors or stirrers while the integrated temperature jacket enables precise circulation of heating or cooling media. Its chemical resistance and thermal-shock stability make it well suited to distillation, reaction and receiving applications in organic synthesis, pharmaceutical development and general preparative work. The four-neck configuration with ground joints ensures leak-tight assemblies under vacuum or inert atmosphere, facilitating efficient multi-step laboratory processes that require temperature regulation and easy product recovery.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 3 l\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide necks: 2× NS 29\/32, 1× NS 14,5\/23 angled 7°\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0110_0e02524c-630f-4d52-b73d-51c1c54f0ef1.pdf?v=1788423279\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934560723276,"sku":"134201068","price":1995.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134201068.png?v=1783731558"},{"product_id":"4-neck-flask-500-ml-mn-size-2932-3x-sn-size-2932-7","title":"4-neck flask, 500 ml, mn size 29\/32, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck flask 500 ml with centre neck NS 29\/32 and three side necks NS 29\/32 angled is a multi-neck laboratory vessel for distillation, synthesis and multi-port reaction setups. Made from borosilicate glass 3.3, it combines chemical resistance with good thermal stability for everyday laboratory heating and cooling cycles. The central neck carries a standard ground joint NS 29\/32, while the three side necks of the same NS 29\/32 size are angled at 7° to allow convenient connection of condensers, dropping funnels, thermometers or gas inlets without mutual interference. Nominal volume is 500 ml and net weight is 0,130 kg, giving a practical size for medium-scale preparative work. This four-neck configuration from manufacturer Rettberg supports simultaneous reagent addition, temperature control and vapour management in a single flask. It is well suited for use as a round-bottom distillation flask or receiving flask in standard ground-joint assemblies commonly found in organic and preparative chemistry laboratories.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 500 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eJoint size: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide neck angle: 7°\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934052950348,"sku":"134019045","price":105.13,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019045.png?v=1783731766"},{"product_id":"4-neck-flask-2000-ml-mn-size-2932-3x-sn-size-2932-7","title":"4-neck flask, 2000 ml, mn size 29\/32, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck flask 2000 ml with centre neck NS 29\/32 and three side necks NS 29\/32 angled is a multi-neck laboratory vessel intended for large-volume distillation, synthesis and multi-port reaction setups. Fabricated from borosilicate glass 3.3, it delivers strong chemical resistance together with the thermal stability required for routine laboratory heating and cooling. The centre neck features a standard ground joint NS 29\/32, while the three side necks of identical NS 29\/32 size are angled at 7° to permit easy connection of condensers, dropping funnels, thermometers or gas inlets without crowding. Nominal volume is 2000 ml (2 l) and net weight is 0,600 kg, making the flask suitable for scale-up preparative work. This four-neck configuration from manufacturer Rettberg allows simultaneous reagent addition, temperature control and vapour management in a single vessel. It is commonly employed as a round-bottom distillation flask or receiving flask within standard ground-joint assemblies in organic and preparative chemistry laboratories.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 2000 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eJoint size: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide neck angle: 7°\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934063829324,"sku":"134019063","price":154.21,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019063.png?v=1783731799"},{"product_id":"4-neck-flask-500-ml-temp-jacket-mn-size-29-sn-2x-size-29-1x-size-145","title":"4-neck flask, 500 ml, temp.-jacket, mn size 29, sn 2x size 29, 1x size 14.5","description":"\u003cp\u003e4-neck flask with temperature jacket is a 500 ml laboratory reaction vessel fabricated from borosilicate glass 3.3 for demanding heating, cooling and synthesis applications. It is equipped with a centre neck of NS 29\/32, two side necks of NS 29\/32 and one additional side neck of NS 14,5\/23; the side necks are inclined at an angle of 7° to improve accessibility for probes, condensers or addition funnels. A bottom drain valve with an adjustable opening range of 0 to 10 mm enables controlled discharge of the contents without the need to invert or dismantle the flask. The surrounding temperature jacket permits efficient heat exchange when linked to a circulating bath or thermostat, supporting isothermal or programmed temperature profiles. This multi-neck flask from manufacturer Rettberg is intended for preparative organic chemistry, process development and laboratory-scale reactions that require simultaneous stirring, temperature control and multi-port access. Supplied as one piece, the borosilicate glass 3.3 construction offers high chemical resistance and thermal shock tolerance for routine laboratory service.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 500 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eSide necks: 2× NS 29\/32, 1× NS 14,5\/23 at 7°\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0110_0e02524c-630f-4d52-b73d-51c1c54f0ef1.pdf?v=1788423279\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934536147276,"sku":"134201046","price":1162.46,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134201046.png?v=1783731542"},{"product_id":"4-neck-flask-2000-ml-temp-jacket-mn-size-29-sn-2x-size-29-1x-size-145","title":"4-neck flask, 2000 ml, temp.-jacket, mn size 29, sn 2x size 29, 1x size 14.5","description":"\u003cp\u003e4-neck flask with a nominal volume of 2000 ml features an integrated temperature jacket for accurate thermal management in larger-scale laboratory processes. Made from borosilicate glass 3.3, it provides a centre neck NS 29\/32, two side necks NS 29\/32 and one side neck NS 14,5\/23 set at a 7° angle, offering versatile connection points for apparatus such as stirrers, sensors or reflux condensers. The bottom drain valve, adjustable between 0–10 mm, permits safe and controlled discharge of contents. Net weight is 1,410 kg, balancing capacity with handling practicality for distillation, synthesis or collection tasks. This flask from manufacturer Rettberg delivers the chemical resistance and mechanical stability expected of high-quality laboratory glassware. Supplied as 1 pc(s), it suits demanding applications in research and process chemistry where jacketed temperature control combined with multi-neck flexibility ensures efficient, reproducible workflows at the 2-litre scale.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc(s)\u003c\/li\u003e\n\u003cli\u003eNominal volume: 2000 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli\u003eJoint sizes: Centre NS 29\/32, 2x NS 29\/32, 1x NS 14,5\/23 at 7°\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0–10 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0110_0e02524c-630f-4d52-b73d-51c1c54f0ef1.pdf?v=1788423279\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934553481548,"sku":"134201063","price":1577.38,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134201063.png?v=1783731548"},{"product_id":"4-neck-flask-10000-ml-mn-size-4540-3x-sn-size-2932-7","title":"4-neck flask, 10000 ml, mn size 45\/40, 3x sn size 29\/32 (7°)","description":"\u003cp\u003e4-Neck Flask 10000 ml is a multi-neck laboratory flask with a centre neck NS 45\/40 and three side necks NS 29\/32 angled at 7°. Manufactured from borosilicate glass 3.3, it offers excellent chemical resistance and thermal stability for demanding laboratory work. The 10 l nominal volume makes this vessel suitable for larger-scale reactions, distillations and collection tasks in research and production environments. The four-neck configuration allows simultaneous connection of condensers, dropping funnels, thermometers or stirrers while maintaining a closed system. With a net weight of 2,300 kg, the flask combines robust construction with practical handling. Produced by Rettberg, the ground-joint design ensures reliable sealing with standard NS glassware. Ideal for use as a round-bottom, distillation or receiving flask, it supports a wide range of organic and inorganic procedures requiring multiple access ports. The angled side necks improve accessibility and reduce spatial interference during complex assemblies.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/round-bottom-flasks\"\u003eRound-bottom flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e. See also \u003ca href=\"\/en-be\/collections\/flat-bottom-flasks\"\u003eFlat-bottom flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 10 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCentre neck: NS 45\/40\u003c\/li\u003e\n\u003cli\u003eSide necks: 3× NS 29\/32 angled (7°)\u003c\/li\u003e\n\u003cli\u003eNumber of necks: 4\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_01_0100_0b7099c7-1f5e-4623-aa33-ae93bd18975d.pdf?v=1788423327\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934095221068,"sku":"134019186","price":792.07,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134019186.png?v=1783730641"},{"product_id":"tube-cutter-for-outer-diameter-up-to-28-mm","title":"Tube cutter for outer diameter up to 28 mm","description":"\u003cp\u003eHose cutter for hose up to max. Ø 28 mm is a compact laboratory cutting tool intended for cleanly separating flexible tubing used in everyday lab setups. It accepts hoses with an outer diameter of up to 28 mm and is suitable for laboratory tubing of all common types, including PP, PVC, PE, silicone, rubber and PTFE; only metal hoses are excluded. The blade is fully replaceable, so cutting performance can be restored without discarding the tool; matching replacement blades are offered under article number 107000142. With a net weight of 0,270 kg the cutter remains easy to handle at the bench while still providing a stable grip for straight, controlled cuts. Supplied as a single piece from manufacturer Rettberg, the device supports routine preparation of fluid lines, vacuum connections and general apparatus tubing in research, quality-control and teaching laboratories. Its simple mechanical design helps avoid crushing soft hose walls, preserving an open cross-section for reliable flow after the cut.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/pvc-ptfe-and-other-tubing\"\u003ePVC, PTFE \u0026amp; other tubing\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tubing-hoses-and-fittings\"\u003eTubing, hoses \u0026amp; fittings\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eMax. hose diameter: Ø 28 mm\u003c\/li\u003e\n\u003cli\u003eBlade: Replaceable\u003c\/li\u003e\n\u003cli\u003eProduct type: Cutting device\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG02_05_01_0840.pdf?v=1788423250\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933423182156,"sku":"107000141","price":60.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000141.png?v=1783731134"},{"product_id":"vacuum-condensing-finger-cone-size-14523-for-flasks-5-25-ml","title":"Vacuum condensing finger, cone size 14.5\/23, for flasks 5 - 25 ml","description":"\u003cp\u003eVacuum cold finger with cone NS 14,5\/23 is a compact immersion cooler intended for small flasks of 5 to 25 ml capacity. Manufactured from borosilicate glass 3.3, it permits simultaneous cooling of the flask contents and evacuation of the vessel. The design includes a vacuum connection olive of 10 mm together with coolant connection olives of 8 mm for straightforward tubing attachment. Immersion depth is matched to round-bottom, pear-shaped and pointed flasks in the 5 ml, 10 ml and 25 ml range. This laboratory cooler from manufacturer Rettberg supports low-temperature work under reduced pressure in synthetic and analytical chemistry. It is particularly useful for trapping volatiles or maintaining cold conditions during reactions performed in small-scale glassware. The precision ground joint ensures a reliable seal when inserted into the corresponding flask neck. Supplied as a single lightweight piece with a net weight of 0,020 kg, the cold finger is easy to handle, clean and store. Ideal for research laboratories requiring efficient cold-finger cooling combined with vacuum capability.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/condensers\"\u003eCondensers\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/distillation-and-extraction-glassware\"\u003eDistillation \u0026amp; extraction glassware\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Laboratory cooler\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCone joint: NS 14,5\/23\u003c\/li\u003e\n\u003cli\u003eVacuum connection: Olive 10 mm\u003c\/li\u003e\n\u003cli\u003eCoolant connections: Olive 8 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG05_01_05_0370.pdf?v=1788381948\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934900461900,"sku":"137005014","price":138.23,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137005014.png?v=1783731657"},{"product_id":"vacuum-manometer-digital-12-bar-4-digit-display","title":"Vacuum manometer digital, -1…+1 bar, 4-digit display,","description":"\u003cp\u003eDigital pressure gauge, -1…+1 bar, 4-digit display is a compact laboratory manometer for continuous monitoring of vacuum and slight overpressure. The instrument covers the range −1 to +1 bar with 0,5 % accuracy and presents readings on a clear four-digit display selectable in bar, psi or MPa. Housed to protection class IP 65, it is mounted on a special closure fitted with a thick-walled ground cone NS 29\/32 for direct attachment to standard laboratory glassware. Additional functions include storage of minimum and maximum values, a barograph with trailing-pointer behaviour, and battery operation with charge-status indication. Net weight is 0,520 kg per unit. This measuring device from manufacturer Rettberg is intended for Schlenk lines, vacuum manifolds, filtration setups and process vessels where reliable digital pressure feedback is required. The robust construction and sealed electronics support routine use in chemical and pharmaceutical laboratories while the NS 29\/32 joint ensures a secure, leak-resistant connection to existing apparatus.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/hygrometers-and-humidity-meters\"\u003eHygrometers \u0026amp; humidity meters\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/temperature-measurement\"\u003eTemperature measurement\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eMeasuring range: -1…+1 bar\u003c\/li\u003e\n\u003cli\u003eAccuracy: 0,5 %\u003c\/li\u003e\n\u003cli\u003eProtection rating: IP 65\u003c\/li\u003e\n\u003cli\u003eDisplay: 4-digit digital (bar\/psi\/MPa)\u003c\/li\u003e\n\u003cli\u003eConnection: thick-walled cone NS 29\/32\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG06_02_04_0440.pdf?v=1788423214\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933366001996,"sku":"107000004","price":580.81,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000004.png?v=1783730651"},{"product_id":"vacuum-receiver-cone-size-14523-socket-size-14523-straight","title":"Vacuum adapter, cone NS 14.5\/23, socket NS 14.5\/23, straight","description":"\u003cp\u003eVacuum adapter, cone NS 14,5\/23, socket NS 14,5\/23, straight is a precision laboratory glassware component for vacuum distillation assemblies. It features matching standard ground joints in a straight configuration, a vacuum connection olive of 8 mm and an integrated drip tip that promotes clean distillate transfer with minimal hold-up. Manufactured from borosilicate glass 3.3, the adapter provides the thermal shock resistance and chemical durability required for routine organic work under reduced pressure. The straight geometry supports direct inline connection between condenser and receiver or flask in classic distillation trains and rotary evaporator setups. This vacuum adapter from manufacturer Rettberg enables reliable vacuum take-off while preserving joint integrity and vapour path continuity. With a net weight of 0,022 kg it remains lightweight yet robust for repeated assembly and disassembly. Suitable for research, teaching and quality-control laboratories performing solvent removal, fractionation or concentration steps, the piece integrates seamlessly with existing NS 14,5\/23 glassware. Supplied as 1 pc, it is an essential accessory for any laboratory distillation system that demands stable vacuum performance and inert glass surfaces.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/hose-connectors-adapters-and-fittings\"\u003eHose connectors, adapters \u0026amp; fittings\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tubing-hoses-and-fittings\"\u003eTubing, hoses \u0026amp; fittings\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCone joint: NS 14,5\/23\u003c\/li\u003e\n\u003cli\u003eSocket joint: NS 14,5\/23\u003c\/li\u003e\n\u003cli\u003eConfiguration: Straight\u003c\/li\u003e\n\u003cli\u003eVacuum connection: Olive 8 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_07_0300_52c7ee79-7ab3-4ce9-a44b-907fded6a1cf.pdf?v=1788426147\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934485455180,"sku":"134090114","price":25.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134090114.png?v=1783731424"},{"product_id":"vacuum-sublimate-apparatus-100-200-g-with-removable-vacuum-connection","title":"Vacuum sublimate apparatus, 100-200 g, with removable vacuum connection,","description":"\u003cp\u003eVacuum sublimation apparatus, 100-200 g, with removable vacuum connection is a complete laboratory system for the effective purification of chemicals and substances that transition directly from solid to gas on heating without liquefying and resolidify upon cooling. Built from borosilicate glass 3.3, it incorporates a removable vacuum connection with thick-walled flange DN 40, a valve adjustable from 0 to 10 mm, and a cooling surface of approximately 200 cm². The conical cooler design allows the purified sublimate to be recovered easily and completely once the process is finished. This larger-capacity unit supports preparative-scale purification work under controlled vacuum. The durable glass construction provides the chemical resistance and thermal performance required for repeated laboratory use. Offered as a complete assembly from manufacturer Rettberg, the apparatus is intended for research and production laboratories that need reliable vacuum sublimation with straightforward product recovery.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/vacuum-pumps\"\u003eVacuum pumps\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/pumps-vacuum-and-evaporation\"\u003ePumps, vacuum \u0026amp; evaporation\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eSublimate quantity: 100-200 g\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eVacuum flange: DN 40 thick-walled\u003c\/li\u003e\n\u003cli\u003eValve range: 0-10 mm\u003c\/li\u003e\n\u003cli\u003eCooling surface: approx. 200 cm²\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_02_02_1110_c0599c6b-b1c4-4a68-ab90-f58b38cbb56a.pdf?v=1788426376\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934913995084,"sku":"137024001","price":2112.02,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137024001.png?v=1783731876"},{"product_id":"solvent-circulation-apparatus-long-form-dimroth-condenser","title":"Solvent circulation apparatus, long design, with Dimroth condenser","description":"\u003cp\u003eSolvent circulation apparatus in long design with Dimroth condenser is configured for efficient solvent reflux, return and controlled take-off in laboratory distillation setups. It incorporates two cones NS 29\/32, a socket NS 29\/32, a two-way PTFE valve with fine thread for reflux and withdrawal, an additional PTFE valve adjustable from 0 to 3 mm, and an external vapour guide tube. The Dimroth condenser is made of stainless steel while the glassware is produced from borosilicate glass 3.3, giving the apparatus good chemical resistance and thermal performance. This long-format unit from manufacturer Rettberg is intended for integration into multi-neck flasks and reaction systems that demand precise solvent management. Supplied as 1 pc, the apparatus supports continuous circulation and selective sampling during organic synthesis, purification or solvent-recovery operations. The fine-thread two-way PTFE valve permits accurate adjustment of reflux ratio and product take-off without interrupting the process.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/condensers\"\u003eCondensers\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/distillation-and-extraction-glassware\"\u003eDistillation \u0026amp; extraction glassware\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eDesign: Long form with Dimroth condenser\u003c\/li\u003e\n\u003cli\u003eJoints: 2× cone NS 29\/32, socket NS 29\/32\u003c\/li\u003e\n\u003cli\u003eValve: 2-way PTFE valve with fine thread for reflux and take-off\u003c\/li\u003e\n\u003cli\u003eAdditional valve: PTFE valve 0–3 mm\u003c\/li\u003e\n\u003cli\u003eVapour guide: External vapour guide tube\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_02_02_1530_4508b450-7b9b-4e89-af59-c390a7ab4604.pdf?v=1788426365\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934905409868,"sku":"137020010","price":1141.19,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137020010.png?v=1783731741"},{"product_id":"spare-blades-for-tube-cutter","title":"Spare blades for tube cutter","description":"\u003cp\u003eReplacement blades for hose cutter restore sharp, clean cutting performance on laboratory tubing cutters without the need to replace the entire tool. Each pack contains three blades intended for the hose cutter designed for tubing up to max. Ø 28 mm (article 107000141). Fresh blades help maintain straight cuts through PP, PVC, PE, silicone, rubber and PTFE laboratory hoses while reducing the risk of crushing soft walls or leaving ragged edges that can impair flow. The set has a net weight of 0,028 kg and is supplied ready for quick blade exchange at the bench. Produced by manufacturer Rettberg in Germany, these spare blades are a practical consumable for laboratories that frequently prepare fluid lines, vacuum connections or general apparatus tubing. Keeping a pack on hand minimises downtime when the original edge becomes dull after repeated use on everyday lab hoses. Pack size is three pieces per unit.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/pvc-ptfe-and-other-tubing\"\u003ePVC, PTFE \u0026amp; other tubing\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tubing-hoses-and-fittings\"\u003eTubing, hoses \u0026amp; fittings\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 3 pc(s)\u003c\/li\u003e\n\u003cli\u003eCompatible with: Hose cutter 107000141\u003c\/li\u003e\n\u003cli\u003eContent: 3 replacement blades\u003c\/li\u003e\n\u003cli\u003eProduct type: Cutting device accessories\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG02_05_01_0840.pdf?v=1788423250\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933424296268,"sku":"107000142","price":32.82,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000142.png?v=1783731145"},{"product_id":"spare-part-spherical-joint-shell","title":"Spare part spherical joint shell","description":"\u003cp\u003eSpare part spherical ground joint cup for overpressure and non-return valves is a replacement KS cup intended to restore sealing performance on matching valve assemblies. This component serves as the spherical joint shell that mates with the corresponding ball on overpressure or check valves used in laboratory glassware systems. For optimum tightness the KS cup should be ground onto the ball; the valve can be returned for this fitting step when required. As a dedicated spare from manufacturer Rettberg, it supports maintenance of safety and non-return valve functions without exchanging the entire valve body. Supplied as a single piece, the cup is practical for service workshops and laboratories that keep critical glass valves in continuous use. It belongs to the safety-valve product type and is relevant wherever spherical ground joints form the sealing interface of overpressure or reverse-flow protection devices. Using a correctly matched and properly ground cup helps re-establish reliable seating and consistent valve behaviour in vacuum and pressure-related glass apparatus.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sample-containers-and-jars\"\u003eSample containers \u0026amp; jars\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/bottles-and-containers\"\u003eBottles \u0026amp; containers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Safety valves\u003c\/li\u003e\n\u003cli\u003eComponent: Spherical ground joint cup (spare)\u003c\/li\u003e\n\u003cli\u003eFitting note: KS cup should be ground onto the ball for optimum tightness\u003c\/li\u003e\n\u003cli\u003eBrand: Rettberg ®\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933637058892,"sku":"107080196","price":69.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107080196.png?v=1783730734"},{"product_id":"spare-screw-cap-gl-32-with-seal","title":"Spare screw cap GL 32 with seal","description":"\u003cp\u003eReplacement screw closure cap GL 32 with seal is a spare laboratory closure component designed for glassware fitted with GL 32 threads. The cap includes an integrated seal and serves as a direct replacement part for maintaining secure closures on compatible filtration or reaction vessels. With a net weight of 0,022 kg, the compact unit is easy to store and handle in everyday laboratory settings. This accessory from manufacturer Rettberg is intended for use with corresponding GL 32 threaded necks commonly found on specialised crucibles and filtration apparatus. It restores proper sealing function when original caps become worn or damaged, supporting continued safe operation of vacuum filtration setups and related glassware. Supplied as a single piece, the replacement cap helps laboratories maintain equipment readiness without replacing entire vessels. The simple screw design ensures straightforward installation and reliable closure performance under normal laboratory conditions for filtration and sample-handling applications.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/screw-caps-and-closures\"\u003eScrew caps \u0026amp; closures\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/stoppers-caps-and-closures\"\u003eStoppers, caps \u0026amp; closures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eThread size: GL 32\u003c\/li\u003e\n\u003cli\u003eType: Screw closure cap with seal\u003c\/li\u003e\n\u003cli\u003eProduct type: Screw closure\u003c\/li\u003e\n\u003cli\u003eCountry of origin: Germany\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_02_06_0660.pdf?v=1788426117\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934510981452,"sku":"134122732","price":3.89,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134122732.png?v=1783731527"},{"product_id":"spare-screw-cap-gl-45-with-seal","title":"Spare screw cap GL 45 with seal","description":"\u003cp\u003eReplacement screw closure cap GL 45 with seal is a laboratory bottle accessory intended for secure closure of glassware fitted with the GL 45 thread standard. The cap incorporates a matching seal that helps maintain a tight fit, supporting reliable containment of liquids, media and reagents during storage or transport. It functions as a direct replacement part when original closures become worn, damaged or lost, restoring proper sealing performance on compatible media bottles and reagent vessels. Supplied as 1 pc with a net weight of 0,033 kg, the item originates from Germany and is classified as a screw closure. Available from manufacturer Rettberg, this component suits routine laboratory maintenance across chemistry, life-science and quality-control settings that rely on reusable GL 45 bottles. The straightforward screw-on design requires no tools or adapters, enabling quick exchange during daily workflows. By providing a consistent seal interface, the closure assists in reducing evaporation and contamination risks while supporting orderly bottle inventories in research, teaching and industrial laboratories.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/screw-caps-and-closures\"\u003eScrew caps \u0026amp; closures\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/stoppers-caps-and-closures\"\u003eStoppers, caps \u0026amp; closures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Screw closure\u003c\/li\u003e\n\u003cli\u003eThread size: GL 45\u003c\/li\u003e\n\u003cli\u003eSeal: Included\u003c\/li\u003e\n\u003cli\u003eCountry of origin: Germany\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_02_06_0660.pdf?v=1788426117\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934520582476,"sku":"134122745","price":5.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134122745.png?v=1783731535"},{"product_id":"special-adapter-for-rotary-evaporators-for-srew-thread-vials-15-50-ml","title":"Special adapter for rotary evaporators for srew thread vials 15 - 50 ml","description":"\u003cp\u003eSpecial adapter for rotary evaporators for screw-thread vials 15-50 ml permits distillation directly from storage vessels without intermediate transfer. The assembly consists of a centred sleeve NS 29\/32 for mounting on the vapour duct tube and a double screw piece of PVDF fitted with an internal sealing ring of FKM PTFE transparent coated. This arrangement accommodates screw-thread storage vessels of 15 ml, 20 ml, 30 ml and 50 ml. Supplied by manufacturer Rettberg, the adapter facilitates efficient laboratory evaporation procedures by allowing samples to remain in their original containers throughout the process. It is designed for rotary evaporator installations that demand accurate fitting of medium-volume threaded glassware. Centred geometry promotes balanced rotation under vacuum conditions. The accessory is appropriate for analytical and preparative applications where minimised handling improves throughput and sample integrity. Net weight measures 0,054 kg. Product type is adapter and country of origin is Germany.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/rotary-evaporators\"\u003eRotary evaporators\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/pumps-vacuum-and-evaporation\"\u003ePumps, vacuum \u0026amp; evaporation\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Adapter\u003c\/li\u003e\n\u003cli\u003eJoint size: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eMaterial: PVDF double screw piece with FKM PTFE-coated sealing ring\u003c\/li\u003e\n\u003cli\u003eCompatible vials: 15 ml, 20 ml, 30 ml and 50 ml\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040_12198902-c6ae-4f72-a16c-05e9091e35a2.pdf?v=1788426316\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934884798796,"sku":"137004402","price":113.66,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004402.png?v=1783731527"},{"product_id":"special-adapter-for-rotary-evaporators-for-srew-thread-vials-5-ml-and-10-ml","title":"Special adapter for rotary evaporators for srew thread vials 5 ml and 10 ml","description":"\u003cp\u003eSpecial adapter for rotary evaporators for screw-thread vials 5 ml and 10 ml enables direct distillation from storage vessels without any transfer step. The unit comprises a centred sleeve NS 29\/32 for secure attachment to the vapour duct tube together with a double screw piece manufactured from PVDF that incorporates an internal sealing ring of FKM with transparent PTFE coating. This configuration ensures reliable adaptation of the corresponding 5 ml and 10 ml screw-thread storage vessels. Offered by manufacturer Rettberg, the adapter supports efficient evaporation workflows by eliminating intermediate sample handling and reducing the risk of loss or contamination. It is intended for laboratory rotary evaporator systems that require precise connection of small-volume threaded glassware. The design maintains centred alignment for stable operation during rotation and vacuum application. Suitable for routine distillation tasks in analytical and preparative chemistry, the accessory integrates seamlessly with matching vials and contributes to streamlined sample processing. Net weight is 0,047 kg. Product type is adapter and country of origin is Germany.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/rotary-evaporators\"\u003eRotary evaporators\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/pumps-vacuum-and-evaporation\"\u003ePumps, vacuum \u0026amp; evaporation\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Adapter\u003c\/li\u003e\n\u003cli\u003eJoint size: NS 29\/32\u003c\/li\u003e\n\u003cli\u003eMaterial: PVDF double screw piece with FKM PTFE-coated sealing ring\u003c\/li\u003e\n\u003cli\u003eCompatible vials: 5 ml and 10 ml\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040_12198902-c6ae-4f72-a16c-05e9091e35a2.pdf?v=1788426316\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934883881292,"sku":"137004401","price":106.1,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004401.png?v=1783731521"},{"product_id":"springs-length-3040-mm-for-the-safe-connection-of-conical-ground-joints-with","title":"Springs, length 30\/40 mm, for joint securing with aluminium bands","description":"\u003cp\u003eSprings, length 30\/40 mm, for joint securing with aluminium bands are compact metal springs designed to hold standard ground-glass joints firmly together during laboratory work. Used together with aluminium bands, they provide a simple mechanical lock that keeps sockets and cones seated under mild pressure, vibration or slight thermal expansion. Each spring measures 30\/40 mm in length and is supplied in a practical pack of ten pieces, giving laboratories a ready stock for multiple set-ups. With a net weight of 0,015 kg per pack they add negligible mass to glassware assemblies. These joint-securing springs from manufacturer Rettberg are intended for everyday organic, analytical and preparative glassware where reliable retention of NS joints is required without bulky clamps. Typical uses include securing condensers, still heads, dropping funnels and receivers on distillation or reaction trains. The springs are easy to attach and remove, supporting quick reconfiguration of apparatus while helping to maintain joint integrity throughout the experiment.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/other-lab-tools-and-accessories\"\u003eOther lab tools \u0026amp; accessories\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tools-and-accessories\"\u003eTools \u0026amp; accessories\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 10 pc(s)\u003c\/li\u003e\n\u003cli\u003eProduct type: Joint securing\u003c\/li\u003e\n\u003cli\u003eLength: 30\/40 mm\u003c\/li\u003e\n\u003cli\u003eBrand: Rettberg\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933370589516,"sku":"107000012","price":19.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000012.png?v=1783730687"},{"product_id":"springs-length-3545-mm-for-the-safe-connection-of-conical-ground-joints-with","title":"Springs, length 35\/45 mm, for joint securing with aluminium bands","description":"\u003cp\u003eSprings, length 35\/45 mm, for joint securing with aluminium bands are laboratory springs sized for retaining standard ground-glass joints in combination with aluminium bands. The 35\/45 mm length suits slightly larger or differently spaced joint assemblies where a longer spring path is preferred for secure seating. They help keep cone and socket joints closed under gentle tension, reducing the risk of accidental separation during stirring, mild vacuum work or thermal cycling. According to the manufacturer data the items are offered as a pack of ten springs (VE = 10 pieces). Net weight is given as 0,016 kg. These joint-securing springs from manufacturer Rettberg support routine glassware set-ups in synthesis, distillation and teaching laboratories. Typical applications include fastening condensers, adapters, dropping funnels and receivers so that NS joints remain aligned and sealed throughout the procedure. The springs are straightforward to fit and remove, allowing rapid apparatus changes while maintaining reliable mechanical retention of the ground joints.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/other-lab-tools-and-accessories\"\u003eOther lab tools \u0026amp; accessories\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tools-and-accessories\"\u003eTools \u0026amp; accessories\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 10 pc(s)\u003c\/li\u003e\n\u003cli\u003eProduct type: Joint securing\u003c\/li\u003e\n\u003cli\u003eLength: 35\/45 mm\u003c\/li\u003e\n\u003cli\u003eBrand: Rettberg\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933371867468,"sku":"107000013","price":19.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000013.png?v=1783730700"},{"product_id":"springs-length-4050-mm-for-the-safe-connection-of-conical-ground-joints-with","title":"Springs, length 40\/50 mm, for joint securing with aluminium bands","description":"\u003cp\u003eSprings, length 40\/50 mm, for joint securing with aluminium bands are laboratory fasteners used to hold ground-glass joints firmly together during assembly and operation. Designed specifically for Schliffsicherung applications, these springs work with aluminium bands to maintain reliable tension on conical joints in glass apparatus. Each sales unit contains 10 pieces, giving laboratories a practical quantity for routine glassware setups on synthesis benches, distillation lines and teaching stations. The pack has a net weight of 0,019 kg, so the springs remain light and easy to handle while still providing secure mechanical retention. Produced by manufacturer Rettberg in Germany, they form part of the broader range of laboratory joint-securing accessories. Their 40\/50 mm length suits common NS joint sizes where aluminium-band fastening is preferred over clips or wire. Use them wherever stable, reusable joint connections are required without introducing additional glass or plastic components into the apparatus train.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/other-lab-tools-and-accessories\"\u003eOther lab tools \u0026amp; accessories\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tools-and-accessories\"\u003eTools \u0026amp; accessories\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 10 pc(s)\u003c\/li\u003e\n\u003cli\u003eLength: 40\/50 mm\u003c\/li\u003e\n\u003cli\u003eProduct type: Joint securing\u003c\/li\u003e\n\u003cli\u003eCountry of origin: Germany\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933373407564,"sku":"107000014","price":19.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000014.png?v=1783730711"},{"product_id":"springs-length-5060-mm-for-the-safe-connection-of-conical-ground-joints-with","title":"Springs, length 50\/60 mm, for joint securing with aluminium bands provide mechanical retention for ground-glass joints","description":"\u003cp\u003eSprings, length 50\/60 mm, for joint securing with aluminium bands provide mechanical retention for ground-glass joints in laboratory glassware. Intended for Schliffsicherung duty, they combine with aluminium bands to keep conical joints under consistent tension during reactions, distillations and multi-piece assemblies. The pack contains 10 pieces, offering a convenient stock level for daily laboratory use. Net weight is 0,024 kg per unit of sale, keeping the springs easy to store and apply at the bench. These fasteners from manufacturer Rettberg are made in Germany and belong to the category of other laboratory materials supporting standard NS ground-joint systems. The 50\/60 mm length addresses slightly larger joint spans where aluminium-band securing is the preferred method. They are suitable for organic synthesis, preparative work and teaching laboratories that rely on reusable spring-and-band joint fixation without clamps or plastic clips.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/other-lab-tools-and-accessories\"\u003eOther lab tools \u0026amp; accessories\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tools-and-accessories\"\u003eTools \u0026amp; accessories\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 10 pc(s)\u003c\/li\u003e\n\u003cli\u003eLength: 50\/60 mm\u003c\/li\u003e\n\u003cli\u003eProduct type: Joint securing\u003c\/li\u003e\n\u003cli\u003eCountry of origin: Germany\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933374718284,"sku":"107000015","price":19.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000015.png?v=1783730722"},{"product_id":"srew-thread-vials-10-ml-100pk-for-special-adapter-137004401","title":"Srew thread vials, 10 ml, 100\/pk, for special adapter 137004401","description":"\u003cp\u003eScrew-thread vials 10 ml are laboratory vessels designed for use with the special adapter 1370004401 in evaporation equipment. Each vial provides a 10 ml capacity and is supplied complete with a PE screw cap for secure closure during sample handling. Packaged as 100 pieces, the set supports efficient workflows that require multiple units for parallel processing or routine laboratory operations. The pack has a net weight of 1,055 kg and falls under the product type of laboratory vessels. Produced by manufacturer Rettberg under the registered trademark Rettberg ® and originating from Germany, these vials serve as practical accessories for evaporation devices. The screw-thread design enables straightforward connection to the designated special adapter, facilitating controlled solvent removal or sample concentration steps. Inclusion of the PE cap helps maintain sample integrity throughout preparation and processing stages. These screw-thread vials offer a consistent glassware solution for analytical and preparative tasks involving specialised evaporation systems in research or routine laboratory environments.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/heating-and-cooling\"\u003eHeating \u0026amp; cooling (other)\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/heating-drying-and-cooling\"\u003eHeating, drying \u0026amp; cooling\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 100 pc(s)\u003c\/li\u003e\n\u003cli\u003eVolume: 10 ml\u003c\/li\u003e\n\u003cli\u003eCap material: PE\u003c\/li\u003e\n\u003cli\u003eCompatibility: Special adapter 1370004401\u003c\/li\u003e\n\u003cli\u003eProduct type: Laboratory vessels\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040_12198902-c6ae-4f72-a16c-05e9091e35a2.pdf?v=1788426316\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934886699340,"sku":"137004408","price":35.04,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004408.png?v=1783731539"},{"product_id":"srew-thread-vials-15-ml-100pk-for-special-adapter-137004402","title":"Srew thread vials, 15 ml, 100\/pk, for special adapter 137004402","description":"\u003cp\u003eScrew-thread vials 15 ml are laboratory vessels intended for use with the special adapter 1370004402 in evaporation equipment. Each vial offers a 15 ml capacity and includes a PE screw cap to ensure reliable sealing during sample handling and processing. Supplied in packs of 100 pieces, they accommodate laboratory routines that benefit from bulk availability for continuous or multi-sample work. The pack carries a net weight of 1,437 kg and is classified as laboratory vessels. From manufacturer Rettberg, carrying the registered trademark Rettberg ® and produced in Germany, these vials function as dedicated accessories for evaporation devices. Their screw-thread construction allows secure mounting on the matching special adapter, supporting controlled evaporation or concentration procedures. The PE caps contribute to sample containment under typical laboratory conditions. These screw-thread vials provide a practical glassware option for researchers and technicians performing solvent removal or sample preparation steps with specialised evaporation systems.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/heating-and-cooling\"\u003eHeating \u0026amp; cooling (other)\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/heating-drying-and-cooling\"\u003eHeating, drying \u0026amp; cooling\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 100 pc(s)\u003c\/li\u003e\n\u003cli\u003eVolume: 15 ml\u003c\/li\u003e\n\u003cli\u003eCap material: PE\u003c\/li\u003e\n\u003cli\u003eCompatibility: Special adapter 1370004402\u003c\/li\u003e\n\u003cli\u003eProduct type: Laboratory vessels\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040_12198902-c6ae-4f72-a16c-05e9091e35a2.pdf?v=1788426316\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934887584076,"sku":"137004411","price":37.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004411.png?v=1783731546"},{"product_id":"srew-thread-vials-20-ml-100pk-for-special-adapter-137004402","title":"Srew thread vials, 20 ml, 100\/pk, for special adapter 137004402","description":"\u003cp\u003eScrew-thread vials 20 ml are laboratory vessels configured for the special adapter 1370004402 used with evaporation equipment. Each vial delivers a 20 ml working volume and comes complete with a PE screw cap for dependable closure during sample preparation. Offered in packs of 100 pieces, the format suits laboratories that process multiple samples or maintain ready stock for evaporation workflows. The pack net weight is 1,490 kg and the items are categorised as laboratory vessels. Manufactured by Rettberg under the registered trademark Rettberg ® in Germany, these vials act as accessories for evaporation devices. The screw-thread interface permits direct attachment to the specified special adapter, enabling efficient solvent evaporation or sample concentration. PE caps help preserve sample integrity throughout handling. These screw-thread vials supply a reliable glassware choice for analytical and preparative applications that rely on specialised evaporation systems in research or routine laboratory settings.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/heating-and-cooling\"\u003eHeating \u0026amp; cooling (other)\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/heating-drying-and-cooling\"\u003eHeating, drying \u0026amp; cooling\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 100 pc(s)\u003c\/li\u003e\n\u003cli\u003eVolume: 20 ml\u003c\/li\u003e\n\u003cli\u003eCap material: PE\u003c\/li\u003e\n\u003cli\u003eCompatibility: Special adapter 1370004402\u003c\/li\u003e\n\u003cli\u003eProduct type: Laboratory vessels\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040_12198902-c6ae-4f72-a16c-05e9091e35a2.pdf?v=1788426316\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934888730956,"sku":"137004412","price":41.38,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004412.png?v=1783731554"},{"product_id":"srew-thread-vials-30-ml-100pk-for-special-adapter-137004402","title":"Srew thread vials, 30 ml, 100\/pk, for special adapter 137004402","description":"\u003cp\u003eScrew-thread vials 30 ml are laboratory glass vessels supplied complete with PE screw caps and intended for use with the special adapter 1370004402. Offered in a pack of 100 pieces, these vials serve as practical accessories for evaporation equipment in research, analytical and quality-control laboratories. The 30 ml capacity supports typical sample handling, concentration and solvent-removal workflows on rotary evaporators. Produced by manufacturer Rettberg, the vessels combine a secure screw-thread closure with a polyethylene cap that provides reliable sealing during processing and transfer steps. Their design integrates directly with the designated special adapter, helping streamline setup and maintain sample integrity throughout evaporation procedures. Suitable for chemistry, pharmaceutical and life-science applications, the pack size facilitates efficient inventory management while ensuring consistent availability of matched glassware. Robust construction supports routine laboratory use under standard operating conditions, making these screw-thread vials a dependable choice for laboratories requiring threaded containers compatible with specialised evaporation adapters.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/heating-and-cooling\"\u003eHeating \u0026amp; cooling (other)\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/heating-drying-and-cooling\"\u003eHeating, drying \u0026amp; cooling\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 100 pc(s)\u003c\/li\u003e\n\u003cli\u003eVolume: 30 ml\u003c\/li\u003e\n\u003cli\u003eCap material: PE\u003c\/li\u003e\n\u003cli\u003eIncludes: Screw cap\u003c\/li\u003e\n\u003cli\u003eCompatibility: Special adapter 1370004402\u003c\/li\u003e\n\u003cli\u003eProduct type: Laboratory vessels\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040.pdf?v=1788381939\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934889615692,"sku":"137004416","price":46.28,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004416.png?v=1783731560"},{"product_id":"srew-thread-vials-5-ml-100pk-for-special-adapter-137004401","title":"Srew thread vials, 5 ml, 100\/pk, for special adapter 137004401","description":"\u003cp\u003eScrew-thread vials 5 ml supplied in packs of 100 pieces are intended for use with the special adapter 137004401 on rotary evaporators. Each vial includes a PE screw cap and is designed for direct distillation from the storage vessel without transfer. These laboratory glass vessels enable seamless integration into evaporation workflows when paired with the matching adapter. Available from manufacturer Rettberg, the vials support efficient sample handling in analytical and preparative settings by allowing the contents to remain in the original container throughout the process. The 5 ml capacity suits small-volume applications where precise containment and secure closure are required. Packaged as a set of 100 complete units, they provide convenient replenishment for routine laboratory use. Product type is laboratory vessels. Net weight of the pack is 0,850 kg and country of origin is Germany. The vials contribute to streamlined rotary evaporation procedures by eliminating intermediate decanting steps.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/heating-and-cooling\"\u003eHeating \u0026amp; cooling (other)\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/heating-drying-and-cooling\"\u003eHeating, drying \u0026amp; cooling\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 100 pc(s)\u003c\/li\u003e\n\u003cli\u003eProduct type: Laboratory vessels\u003c\/li\u003e\n\u003cli\u003eVolume: 5 ml\u003c\/li\u003e\n\u003cli\u003eCap material: PE screw cap\u003c\/li\u003e\n\u003cli\u003eCompatibility: Special adapter 137004401\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040_12198902-c6ae-4f72-a16c-05e9091e35a2.pdf?v=1788426316\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934885880140,"sku":"137004407","price":33.26,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004407.png?v=1783731532"},{"product_id":"srew-thread-vials-50-ml-100pk-for-special-adapter-137004402","title":"Srew thread vials, 50 ml, 100\/pk, for special adapter 137004402","description":"\u003cp\u003eScrew-thread vials 50 ml are laboratory glass vessels supplied complete with PE screw caps and designed for use with the special adapter 1370004402. Delivered in a pack of 100 pieces, these vials function as dedicated accessories for evaporation equipment in research, analytical and industrial laboratories. The 50 ml working volume accommodates a broad range of sample preparation, concentration and solvent-evaporation tasks performed on rotary evaporators. Manufactured by Rettberg, the vessels feature a secure screw-thread finish paired with a polyethylene cap that ensures dependable sealing during handling and processing. Direct compatibility with the specified special adapter simplifies instrument setup and supports reproducible laboratory workflows. Ideal for chemistry, pharmaceutical and life-science environments, the convenient pack size aids efficient stock control while guaranteeing a ready supply of matched glassware. Durable construction meets the demands of everyday laboratory use, positioning these screw-thread vials as a practical solution for facilities that require threaded containers matched to specialised evaporation adapters.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/heating-and-cooling\"\u003eHeating \u0026amp; cooling (other)\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/heating-drying-and-cooling\"\u003eHeating, drying \u0026amp; cooling\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 100 pc(s)\u003c\/li\u003e\n\u003cli\u003eVolume: 50 ml\u003c\/li\u003e\n\u003cli\u003eCap material: PE\u003c\/li\u003e\n\u003cli\u003eIncludes: Screw cap\u003c\/li\u003e\n\u003cli\u003eCompatibility: Special adapter 1370004402\u003c\/li\u003e\n\u003cli\u003eProduct type: Laboratory vessels\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_04_02_1040_12198902-c6ae-4f72-a16c-05e9091e35a2.pdf?v=1788426316\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934892466508,"sku":"137004419","price":58.62,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-137004419.png?v=1783731566"},{"product_id":"stopcock-solid-glass-plug-size-1884-mm-connectors-thread-gl-14","title":"Stopcock, solid glass plug size 18.8\/4 mm, connectors thread GL 14","description":"\u003cp\u003eStraight-through stopcock with solid glass plug NS 18,8\/4 mm and threaded GL 14 connections is a precision laboratory valve for reliable flow control in chemical and analytical glassware systems. Fabricated from borosilicate glass 3.3, the component delivers strong chemical resistance together with good thermal stability for everyday laboratory duty. The solid glass plug provides a dependable seal and smooth rotation, while the GL 14 threads allow secure coupling to tubing or apparatus. Suitable for vacuum lines, distillation set-ups and general fluid handling, the stopcock integrates readily into existing assemblies. Offered as a single unit with a net weight of 0,068 kg, it is produced by manufacturer Rettberg and carries the Rettberg® mark. Its compact form and robust construction support repeated use in research, quality-control and teaching laboratories that require precise shut-off performance without metal contamination. The borosilicate glass 3.3 body maintains dimensional integrity across typical laboratory temperature ranges, making the valve a practical choice for both routine and specialised applications.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/stopcocks-and-valves\"\u003eStopcocks \u0026amp; valves\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/tubing-hoses-and-fittings\"\u003eTubing, hoses \u0026amp; fittings\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Straight-through stopcock\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003ePlug: Solid glass plug NS 18,8\/4 mm\u003c\/li\u003e\n\u003cli\u003eConnections: Thread GL 14\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933512900940,"sku":"107000337","price":41.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000337.png?v=1783730826"},{"product_id":"stopper-for-suction-flask-2000-ml","title":"Stopper, for suction flask 2000 ml","description":"\u003cp\u003eSilicone stopper for suction flask 2000 ml is a laboratory sealing component designed specifically for use with 2000 ml suction flasks. This silicone stopper provides a flexible, reliable seal for vacuum filtration and aspiration work in chemical and biological laboratories. Supplied as a single piece with a net weight of 0,134 kg, it belongs to the product group of plastic stoppers and ground-joint sealing accessories. The silicone construction offers the elasticity needed for repeated insertion and removal while maintaining vacuum integrity on compatible suction bottles. Laboratories use this stopper to close 2000 ml suction flasks during filtration, sample concentration or solvent removal procedures. The item from manufacturer Rettberg originates from Germany and is intended for secure fitting on standard 2000 ml suction flasks. Its design supports routine vacuum-assisted liquid handling and complements common glassware setups found in analytical and preparative environments. Offered as one piece, the stopper is suitable for initial equipping of filtration stations or as a replacement part when existing seals require renewal.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/erlenmeyer-flasks\"\u003eErlenmeyer flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Silicone stopper\u003c\/li\u003e\n\u003cli\u003eCompatible with: Suction flask 2000 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Silicone\u003c\/li\u003e\n\u003cli\u003eCountry of origin: Germany\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933530005836,"sku":"107000396","price":30.37,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000396.png?v=1783730980"},{"product_id":"suction-flask-2000-ml-vacuum-resistant-for-filtration-unit","title":"Suction flask, 2000 ml, vacuum-resistant, for filtration unit","description":"\u003cp\u003eSuction flask, 2000 ml, vacuum-resistant is a laboratory receiving vessel intended for use with filtration apparatus. The flask offers a nominal volume of 2 l and is manufactured from borosilicate glass 3.3, providing the mechanical strength needed for vacuum filtration work. This suction flask from manufacturer Rettberg serves as the collection vessel beneath membrane or other laboratory filtration assemblies, capturing filtrate under reduced pressure. Vacuum-resistant construction supports safe operation during standard vacuum filtration procedures in analytical, preparative and quality-control laboratories. With a net weight of 1,364 kg the 2000 ml flask remains manageable on the bench while offering ample capacity for larger sample volumes or extended filtration runs. Borosilicate glass 3.3 contributes chemical resistance toward many aqueous and organic solvents routinely encountered in laboratory practice. The vessel aligns with filtration flask, Woulff bottle and vacuum bottle categories and integrates into existing filtration setups that require a durable, vacuum-capable receiver of 2 l nominal volume.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/erlenmeyer-flasks\"\u003eErlenmeyer flasks\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/beakers-and-flasks\"\u003eBeakers \u0026amp; flasks\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 2 l\u003c\/li\u003e\n\u003cli\u003eCapacity: 2000 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eProperty: Vacuum-resistant\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/technische_daten_laborglas_rettberg_49413d88-a87b-4f2f-990f-d6f306c23e10.pdf?v=1788423193\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57933528826188,"sku":"107000394","price":150.91,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-107000394.png?v=1783730971"},{"product_id":"raw-fiber-crucible-30-ml-por-1","title":"Raw fiber crucible, 30 ml, por. 1","description":"\u003cp\u003eCrude fibre crucible, 30 ml, porosity 1 is a filtration crucible engineered for crude-fibre determination and related analytical procedures. Made from borosilicate glass 3.3, it incorporates a specially hardened filter plate of porosity 1 and is intended for use with Tecator instruments. The 30 ml capacity supports standard sample loads while the hardened filter plate ensures reliable retention during vacuum or suction filtration steps. This crucible from manufacturer Rettberg is supplied as a single piece with a net weight of 0,034 kg and falls under the product category of filtration apparatus. Borosilicate glass 3.3 delivers the thermal and chemical resistance required for repeated laboratory cycles involving digestion and washing steps typical of fibre analysis. The porosity-1 plate is suited to applications demanding controlled particle retention in crude-fibre workflows. Originating from Germany and carrying the registered trademark Rettberg ®, the crucible integrates into existing vacuum-filtration setups such as Witt apparatus configurations commonly found in food, feed and agricultural laboratories performing fibre determinations.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/crucibles\"\u003eCrucibles\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/dishes-crucibles-and-porcelain\"\u003eDishes, crucibles \u0026amp; porcelain\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eCapacity: 30 ml\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eFilter plate: Specially hardened\u003c\/li\u003e\n\u003cli\u003eCompatibility: Tecator instruments\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_02_06_0660.pdf?v=1788426117\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934492205388,"sku":"134122316","price":19.66,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134122316.png?v=1783731488"},{"product_id":"raw-fiber-crucible-30-ml-por-2","title":"Raw fiber crucible, 30 ml, por. 2","description":"\u003cp\u003eCrude fibre crucible, 30 ml, porosity 2 is a filtration crucible designed for crude-fibre determination and comparable analytical filtration tasks. Constructed from borosilicate glass 3.3, it features a specially hardened filter plate of porosity 2 and is intended for operation with Tecator instruments. The 30 ml working volume accommodates typical sample sizes while the porosity-2 plate provides the retention characteristics needed for the relevant particle range. Offered by manufacturer Rettberg as a single piece weighing 0,034 kg net, the crucible is classified as filtration apparatus. Borosilicate glass 3.3 supplies the chemical durability and thermal stability required for repeated digestion, washing and drying cycles encountered in fibre analysis. The hardened filter plate supports consistent performance under vacuum or suction conditions. Produced in Germany and bearing the registered trademark Rettberg ®, this crucible fits standard vacuum-filtration assemblies, including Witt-type apparatus, and is appropriate for food, feed and agricultural laboratories conducting routine crude-fibre measurements.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/crucibles\"\u003eCrucibles\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/dishes-crucibles-and-porcelain\"\u003eDishes, crucibles \u0026amp; porcelain\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eCapacity: 30 ml\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eFilter plate: Specially hardened\u003c\/li\u003e\n\u003cli\u003eCompatibility: Tecator instruments\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG10_02_06_0660.pdf?v=1788426117\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934493614412,"sku":"134122416","price":19.66,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134122416.png?v=1783731498"},{"product_id":"reaction-vessel-100-ml-dn-60-with-groove-cylindrical-run-off-valve","title":"Reaction vessel, 100 ml, DN 60, with groove, cylindrical, run-off valve","description":"\u003cp\u003eReaction vessel, 100 ml, DN 60, with groove, cylindrical, bottom drain valve is a compact plan-flange laboratory vessel designed for small-scale chemical reactions that require controlled drainage. Constructed from borosilicate glass 3.3, it offers high chemical resistance and thermal stability suitable for diverse laboratory media. The vessel has a nominal volume of 0,100 l, a cylindrical body with round bottom, and a DN 60 flange incorporating a groove for secure gasket seating. It is fitted with a bottom drain valve adjustable from 0 to 10 mm and a lateral outlet featuring a GL 18 thread plus a removable polypropylene olive of 10,8 mm diameter, enabling convenient sampling or transfer. Net weight is 0,450 kg. Produced by manufacturer Rettberg, this reaction vessel belongs to the plan-flange reaction-vessel and beaker series and is supplied as a single piece. Ideal applications include micro-scale synthesis, reaction monitoring and process development where a cylindrical reactor with integrated bottom drain and side outlet provides precise liquid handling in a compact footprint.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eProduct type: Reaction vessel\u003c\/li\u003e\n\u003cli\u003eNominal volume: 0,100 l\u003c\/li\u003e\n\u003cli\u003eNominal diameter: DN 60\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eShape: Cylindrical with round bottom and groove\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934621966668,"sku":"134212424","price":355.08,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212424.png?v=1783731839"},{"product_id":"reaction-vessel-1000-ml-dn-100-with-groove-cylindrical-run-off-valve","title":"Reaction vessel, 1000 ml, DN 100, with groove, cylindrical, run-off valve","description":"\u003cp\u003eReaction vessel, 1000 ml, DN 100, with groove, cylindrical and equipped with bottom drain valve serves as a versatile piece of laboratory equipment for reaction chemistry. Made entirely from borosilicate glass 3.3, the vessel adopts a cylindrical form with round bottom to promote efficient mixing and heat transfer. The DN 100 flange incorporates a groove that ensures proper gasket seating for vacuum or pressure applications when paired with suitable lids. An adjustable bottom drain valve ranging from 0 to 10 mm allows precise control over liquid discharge without dismantling the setup. Complementing this is a side outlet featuring GL 18 threading and a detachable olive in polypropylene measuring 10,8 mm, which accommodates standard laboratory tubing. This 1000 ml capacity vessel from manufacturer Rettberg is supplied as a single unit with a net weight of 0,990 kg and finds use in organic synthesis, crystallization studies and general process development. The design aligns with plan flange reaction systems commonly employed in chemical laboratories for reliable performance in research settings.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 1000 ml\u003c\/li\u003e\n\u003cli\u003eFlange size: DN 100\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0 - 10 mm\u003c\/li\u003e\n\u003cli\u003eSide outlet: GL 18 thread with removable PP olive 10,8 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934632419660,"sku":"134212454","price":457.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212454.png?v=1783731898"},{"product_id":"reaction-vessel-10000-ml-dn-150-with-groove-spherical-run-off-valve","title":"Reaction vessel, 10000 ml, DN 150, with groove, spherical, run-off valve","description":"\u003cp\u003eReaction vessel 10000 ml with DN 150 flange, groove, spherical shape and bottom drain valve provides a larger-capacity option for laboratory reactions employing flat-flange glass systems. The vessel is made of borosilicate glass 3.3 and carries a nominal volume of 10 l. It is fitted with a bottom drain valve adjustable from 0-15 mm and a lateral outlet that includes a GL 18 thread plus a removable PP olive of 10,8 mm. Net weight is 2,850 kg. The DN 150 flange with groove enables secure attachment of compatible lids and accessories. This spherical reaction vessel from manufacturer Rettberg is appropriate for research and development work needing controlled drainage and side-port connectivity. Supplied as 1 pc, the item belongs to the plan-flange reaction vessel and plan-flange beaker categories. Spherical geometry together with the bottom outlet facilitates thorough emptying of reaction mixtures, while the borosilicate glass 3.3 material delivers the chemical resistance and thermal performance expected of laboratory reaction vessels of this size.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 10 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNominal diameter: DN 150\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0-15 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934681538892,"sku":"134212786","price":1048.54,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212786.png?v=1783730659"},{"product_id":"reaction-vessel-10000-ml-dn-200-with-groove-cylindrical-run-off-valve","title":"Reaction vessel, 10000 ml, DN 200, with groove, cylindrical, run-off valve","description":"\u003cp\u003eReaction vessel, 10000 ml, DN 200, with groove, cylindrical, bottom drain valve is a large-capacity laboratory reaction vessel designed for chemical reactions, mixing and scale-up work. Made from borosilicate glass 3.3, it provides high thermal shock resistance and chemical durability with a nominal volume of 10 l. The cylindrical body features a round bottom and a flat flange DN 200 equipped with a groove to ensure secure sealing. An integrated bottom drain valve adjustable between 0 and 15 mm permits controlled discharge of the vessel contents. A lateral outlet with GL 18 thread and a detachable polypropylene olive of 10,8 mm diameter allows convenient connection of tubing or accessories. Delivered as one piece and weighing 3,550 kg net, this reaction vessel from manufacturer Rettberg is ideal for preparative organic chemistry, pilot processes and laboratory applications requiring sturdy flat-flange glassware. Its cylindrical form, bottom outlet and side connection support efficient stirring, heating and complete drainage in research or production environments.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 10 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eFlange: DN 200 with groove\u003c\/li\u003e\n\u003cli\u003eShape: Cylindrical with round bottom\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0–15 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934670397772,"sku":"134212686","price":906.72,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212686.png?v=1783730630"},{"product_id":"reaction-vessel-2000-ml-dn-100-with-groove-cylindrical-run-off-valve","title":"Reaction vessel, 2000 ml, DN 100, with groove, cylindrical, run-off valve","description":"\u003cp\u003eReaction vessel, 2000 ml, DN 100, with groove, cylindrical, bottom drain valve is a laboratory glass reaction vessel designed for chemical synthesis, mixing and process work. This cylindrical vessel provides a nominal volume of 2 l and incorporates a DN 100 flat flange with groove for reliable sealing against matching lids. It features a round bottom and an integrated bottom drain valve adjustable from 0 to 15 mm for controlled emptying of contents. A lateral outlet with GL 18 thread and a removable polypropylene olive of 10,8 mm diameter allows convenient side connections for tubing or accessories. Constructed entirely from borosilicate glass 3.3, the vessel offers high chemical resistance and thermal stability suited to demanding laboratory environments. Supplied as 1 pc with a net weight of 1,250 kg, the unit from manufacturer Rettberg supports secure flange assemblies and efficient drainage in research or production settings. The combination of cylindrical body, grooved flange, bottom valve and side port makes this reaction vessel practical for a wide range of solvents, reagents and thermal operations.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 2 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNominal diameter: DN 100\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0 - 15 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934657126732,"sku":"134212463","price":531.35,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212463.png?v=1783731946"},{"product_id":"reaction-vessel-2000-ml-dn-100-with-groove-spherical-run-off-valve","title":"Reaction vessel, 2000 ml, DN 100, with groove, spherical, run-off valve","description":"\u003cp\u003eReaction vessel, 2000 ml, DN 100, with groove, spherical, bottom drain valve is a compact laboratory reaction vessel suited to chemical synthesis, mixing and small-scale process work. Constructed from borosilicate glass 3.3, it combines thermal and chemical resistance with a nominal volume of 2 l. The spherical body is fitted with a flat flange DN 100 that includes a groove for reliable gasket placement. A bottom drain valve adjustable from 0 to 15 mm allows precise emptying of the contents, while a lateral outlet with GL 18 thread and a removable polypropylene olive of 10,8 mm diameter facilitates tubing connections. Supplied as a single unit with a net weight of 0,880 kg, this reaction vessel from manufacturer Rettberg is appropriate for preparative chemistry, reaction monitoring and general laboratory use where durable flat-flange glassware is required. The spherical geometry together with the bottom outlet and side connection supports efficient stirring, heating and complete drainage in research settings.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 2 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eFlange: DN 100 with groove\u003c\/li\u003e\n\u003cli\u003eShape: Spherical\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0–15 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934673445196,"sku":"134212763","price":627.27,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212763.png?v=1783730637"},{"product_id":"reaction-vessel-2000-ml-dn-120with-groove-cylindrical-run-off-valve","title":"Reaction vessel, 2000 ml, DN 120,with groove, cylindrical, run-off valve","description":"\u003cp\u003eReaction vessel, 2000 ml, DN 120, with groove, cylindrical, bottom drain valve is a laboratory glass reaction vessel intended for chemical reactions, mixing and process applications. This cylindrical vessel offers a nominal volume of 2 l and is equipped with a DN 120 flat flange featuring a groove for secure sealing with corresponding lids. It includes a round bottom together with a bottom drain valve adjustable from 0 to 15 mm, enabling precise control of liquid discharge. A lateral outlet with GL 18 thread and a removable polypropylene olive measuring 10,8 mm provides flexible side connection options. Made from borosilicate glass 3.3, the vessel ensures excellent resistance to chemicals and thermal shock in everyday laboratory use. Available as 1 pc with a net weight of 1,350 kg, this reaction vessel from manufacturer Rettberg is suited to flat-flange setups requiring reliable drainage and accessory ports. The cylindrical design with grooved flange, bottom valve and side outlet supports efficient handling of solvents and reagents during synthesis or general process work.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 2 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNominal diameter: DN 120\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0 - 15 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934658273612,"sku":"134212563","price":568.12,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212563.png?v=1783730581"},{"product_id":"reaction-vessel-2000-ml-dn-150-with-groove-cylindrical-run-off-valve","title":"Reaction vessel, 2000 ml, DN 150, with groove, cylindrical, run-off valve","description":"\u003cp\u003eReaction vessel, 2000 ml, DN 150, with groove, cylindrical, bottom drain valve is a laboratory glass reaction vessel developed for chemical synthesis, mixing and process operations. This cylindrical vessel delivers a nominal volume of 2 l and carries a DN 150 flat flange with groove that ensures secure sealing against matching lids and clamps. It features a round bottom and a bottom drain valve adjustable between 0 and 15 mm for controlled emptying. A lateral outlet fitted with GL 18 thread and a removable polypropylene olive of 10,8 mm diameter facilitates convenient side tubing connections. Fabricated from borosilicate glass 3.3, the vessel provides high chemical durability and thermal stability required in laboratory environments. Supplied as 1 pc with a net weight of 1,450 kg, the unit from manufacturer Rettberg is designed for reliable performance in flat-flange reaction systems. The combination of cylindrical body, grooved flange, bottom drain valve and side port makes this vessel a practical solution for handling a broad range of reagents and solvents.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 2 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eNominal diameter: DN 150\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0 - 15 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934661517644,"sku":"134212663","price":646.75,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212663.png?v=1783730588"},{"product_id":"reaction-vessel-20000-ml-dn-200-with-groove-spherical-run-off-valve","title":"Reaction vessel, 20000 ml, DN 200, with groove, spherical, run-off valve","description":"\u003cp\u003eReaction vessel, 20000 ml, DN 200, with groove, spherical, bottom drain valve is a laboratory reaction vessel fabricated from borosilicate glass 3.3. It incorporates a DN 200 flange with groove, spherical geometry and a bottom drain valve adjustable between 0 and 15 mm. The side outlet carries a GL 18 thread complete with a removable polypropylene olive of 10,8 mm diameter. Nominal volume reaches 20 l and net weight is 4,050 kg. Available from manufacturer Rettberg, the vessel finds application in chemical reactions, synthesis work and laboratory process setups that utilise plan flange connections. The spherical form aids content mixing while the bottom valve enables controlled discharge of reaction mixtures. Borosilicate glass 3.3 construction supports use with diverse reagents under typical laboratory temperature conditions. This unit belongs to the plan flange reaction vessel category and is supplied as a single piece for larger-scale experimental work requiring reliable glass containment and drainage.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 20 l\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eFlange: DN 200 with groove\u003c\/li\u003e\n\u003cli\u003eShape: Spherical\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0–15 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934683013452,"sku":"134212791","price":1485.26,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212791.png?v=1783730667"},{"product_id":"reaction-vessel-250-ml-dn-60-with-groove-cylindrical-run-off-valve","title":"Reaction vessel, 250 ml, DN 60, with groove, cylindrical, run-off valve","description":"\u003cp\u003eReaction vessel, 250 ml, DN 60, with groove, cylindrical and equipped with bottom drain valve serves as a versatile piece of laboratory equipment for reaction chemistry. Made entirely from borosilicate glass 3.3, the vessel adopts a cylindrical form with round bottom to promote efficient mixing and heat transfer. The DN 60 flange incorporates a groove that ensures proper gasket seating for vacuum or pressure applications when paired with suitable lids. An adjustable bottom drain valve ranging from 0 to 10 mm allows precise control over liquid discharge without dismantling the setup. Complementing this is a side outlet featuring GL 18 threading and a detachable olive in polypropylene measuring 10,8 mm, which accommodates standard laboratory tubing. This 250 ml capacity vessel from manufacturer Rettberg is supplied as a single unit with a net weight of 0,500 kg and finds use in organic synthesis, crystallization studies and general process development. The design aligns with plan flange reaction systems commonly employed in chemical laboratories for reliable performance in research settings.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/microcentrifuge-and-reaction-tubes\"\u003eMicrocentrifuge \u0026amp; reaction tubes\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/microplates-pcr-and-reaction-tubes\"\u003eMicroplates, PCR \u0026amp; reaction tubes\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 pc\u003c\/li\u003e\n\u003cli\u003eNominal volume: 250 ml\u003c\/li\u003e\n\u003cli\u003eFlange size: DN 60\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eBottom drain valve: 0 - 10 mm\u003c\/li\u003e\n\u003cli\u003eSide outlet: GL 18 thread with removable PP olive 10,8 mm\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG04_01_12_0800_7aaea7ac-a595-4f37-abda-91b2f615720f.pdf?v=1788426148\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rettberg","offers":[{"title":"Default Title","offer_id":57934623080780,"sku":"134212436","price":367.76,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-134212436.png?v=1783731848"}],"url":"https:\/\/www.luminixhealth.com\/en-be\/collections\/rettberg.oembed?page=2","provider":"Luminix Health","version":"1.0","type":"link"}