{"title":"ROBU - Stereon","description":null,"products":[{"product_id":"vitrapor-porous-glass-beads-15-mm-por-2","title":"VitraPOR® Porous Glass Beads, Ø 1.5 mm, Por. 2","description":"\u003cp\u003eVitraPOR® sintered glass pellets, Ø 1,50 mm, porosity 2, are porous microcarrier beads for adherent cell culture work. Manufactured from pure, binder-free borosilicate glass 3.3, the pellets present an inert, biocompatible structure with defined porosity grade 2 and a diameter of 1,50 mm. The open pore network helps limit cell clumping and supports more even cell distribution, thereby promoting proliferation of adherent cultures. Typical uses include research, biotechnology and preparatory work for clinical studies where a stable glass carrier is preferred. The material is supplied as a 1 litre pack from manufacturer ROBU - Stereon and is intended as a carrier substrate rather than a sterile ready-to-use medium. These sintered pellets suit tissue-culture and cell-culture media workflows that require chemically resistant, binder-free borosilicate supports with controlled pellet size and porosity for reproducible microcarrier-based cultivation.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 litre\u003c\/li\u003e\n\u003cli\u003eDiameter: 1,50 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eProduct form: Sintered glass pellets\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/SANFTE-KRAFTPAKETE_76256f0d-16b8-4e45-9933-1915269e2ef1.pdf?v=1788386567\" 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":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933481050444,"sku":"80080_807","price":3297.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-80080_807.png?v=1783731612"},{"product_id":"vitrapor-porous-glass-beads-40-mm-por-2","title":"VitraPOR® Porous Glass Beads, Ø 4.0 mm, Por. 2","description":"\u003cp\u003eVitraPOR® sintered glass pellets, Ø 4,0 mm, porosity 2, are porous microcarrier beads for adherently growing cell cultures. Made from pure, binder-free borosilicate glass 3.3, the pellets offer an inert and biocompatible structure suited to demanding cell-culture workflows. Defined pores support cell proliferation by limiting clump formation and promoting even distribution across the carrier surface. This 1 litre pack from manufacturer ROBU - Stereon is intended as carrier material (microcarrier) in research, biotechnology and preparatory work for clinical studies. The combination of controlled porosity grade 2 and a 4,0 mm diameter gives a reproducible geometry for adherent culture systems. Laboratories use VitraPOR® pellets where a chemically stable glass matrix and open pore architecture are required for reliable cell attachment and growth. The material meets professional expectations in industrial and academic settings that rely on consistent microcarrier performance for scale-up and experimental cell-culture applications.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 litre\u003c\/li\u003e\n\u003cli\u003eProduct type: VitraPOR® sintered glass pellets\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3, binder-free\u003c\/li\u003e\n\u003cli\u003eDiameter: 4,0 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933479969100,"sku":"80068","price":616.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-80068.png?v=1783731603"},{"product_id":"vitrapor-porous-glass-beads-80-mm-por-2","title":"VitraPOR® Porous Glass Beads, Ø 8.0 mm, Por. 2","description":"\u003cp\u003eVitraPOR® sintered glass pellets with diameter Ø 8,0 mm and porosity 2 are porous sintered glass microcarriers for adherently growing cell cultures. They consist of pure, binder-free borosilicate glass 3.3 and are characterised by an inert, biocompatible structure. The defined pores support cell proliferation by helping to prevent cell clumps and by encouraging even distribution of cells on the carrier surface. Offered in a 1 litre pack, these pellets from manufacturer ROBU - Stereon serve as carrier material (microcarrier) in research, biotechnology and the preparation of clinical studies. VitraPOR® meets the high requirements of professionals in industry and laboratory practice who need reliable microcarriers for cell culture and tissue culture media workflows. The combination of porosity grade 2, an 8,0 mm pellet diameter and binder-free borosilicate 3.3 glass provides a stable, chemically resistant substrate for adherent cultures wherever controlled porosity and biocompatible glass carriers are specified.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 1 litre\u003c\/li\u003e\n\u003cli\u003eProduct type: Sintered glass pellets\u003c\/li\u003e\n\u003cli\u003eDiameter: 8,0 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933482426700,"sku":"80085_807","price":616.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-80085_807.png?v=1783731661"},{"product_id":"washing-bottle-head-350-ml-por-1-st-2932-cone","title":"Washing Bottle head , 350 ml, Por. 1, ST 29\/32 cone","description":"\u003cp\u003eGas washing bottle base 350 ml with porosity 1 and NSK 29\/32 joint is a precision borosilicate 3.3 glass component designed for laboratory gas-washing and gas-scrubbing assemblies. The lower section incorporates a permanently fused VitraPOR® filter plate of porosity grade 1 that ensures uniform gas dispersion through the liquid medium. The standardised NSK 29\/32 ground joint provides a secure, leak-resistant connection to matching upper parts and adapters. This base is fully compatible with the corresponding 37 35* series tops, allowing rapid assembly of complete gas-washing bottles for absorption, purification or humidification of gas streams. Produced by ROBU - Stereon, the unit is supplied as a single piece and is intended for non-sterile laboratory use. Borosilicate 3.3 construction offers excellent chemical resistance and thermal stability under typical gas-handling conditions. The 350 ml working volume suits a wide range of analytical and preparative procedures in chemistry, environmental and life-science laboratories where controlled gas–liquid contact is required. The porosity-1 frit delivers fine bubble distribution while maintaining adequate flow rates for routine gas-washing applications.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eCapacity: 350 ml\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR® porosity 1\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935015936332,"sku":"37361","price":129.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-37361.png?v=1783730881"},{"product_id":"washing-bottle-head-350-ml-por-2-st-2932-cone","title":"Washing Bottle head , 350 ml, Por. 2, ST 29\/32 cone","description":"\u003cp\u003eGas washing bottle base 350 ml with porosity 2 and NSK 29\/32 joint is a precision borosilicate 3.3 glass component intended for laboratory gas-washing and gas-scrubbing systems. The lower section contains a permanently fused VitraPOR® filter plate of porosity grade 2 that produces a coarser bubble pattern suited to higher gas-flow rates while still ensuring effective contact with the scrubbing liquid. The standardised NSK 29\/32 ground joint guarantees a tight, interchangeable connection to matching tops and adapters. This base is designed to fit the corresponding 37 35* series upper parts, enabling quick assembly of complete gas-washing bottles for absorption, purification or humidification duties. Manufactured by ROBU - Stereon, the unit is supplied as a single non-sterile piece. Borosilicate 3.3 glass provides high chemical resistance and thermal durability under normal laboratory gas-handling conditions. The 350 ml capacity accommodates a broad spectrum of analytical and preparative workflows in chemistry, environmental monitoring and life-science laboratories. The porosity-2 frit balances efficient gas dispersion with reduced back-pressure, making the base particularly suitable for applications requiring moderate to elevated gas throughput.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eCapacity: 350 ml\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR® porosity 2\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935022358860,"sku":"37362","price":129.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-37362.png?v=1783730891"},{"product_id":"washing-bottle-head-fc-13-mm-por-0","title":"Washing Bottle head, FC 13 mm Por. 0","description":"\u003cp\u003eGas washing bottle head FK 13 mm porosity 0 is a precision glassware component manufactured from borosilicate glass 3.3 for laboratory gas-washing applications. It is fitted with a VitraPOR® filter candle of 13 mm diameter and porosity grade 0, ensuring controlled gas dispersion and particle retention. The head is designed to match gas-washing bottles of series 42 09* or 42 13*, providing a secure and leak-resistant connection. Produced by manufacturer ROBU - Stereon, the attachment combines the chemical resistance and thermal stability of borosilicate 3.3 with the defined filtration characteristics of the sintered filter element. Porosity 0 is particularly suitable for applications requiring moderate flow rates and effective scrubbing of process or carrier gases. Laboratories use this head for purifying gases, removing aerosols or performing absorption steps in analytical and preparative workflows. Its standardised dimensions and high-quality materials support reproducible results and long service life under typical laboratory conditions.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eFilter candle: VitraPOR® 13 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli\u003eCompatibility: Fits 42 09* or 42 13*\u003c\/li\u003e\n\u003cli\u003eEAN: 4055661038820\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935157854540,"sku":"42230_807","price":55.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42230_807.png?v=1783731356"},{"product_id":"washing-bottle-head-fc-13-mm-por-1","title":"Washing Bottle head, FC 13 mm Por. 1","description":"\u003cp\u003eGas washing bottle head, FK 13 mm Por. 1 is a borosilicate 3.3 laboratory accessory fitted with an integrated VitraPOR® filter candle of 13 mm diameter and porosity grade 1. The fritted element enables controlled gas dispersion when the head is mounted on a matching gas washing bottle. It is designed to fit bottle series 42 09* or 42 13*, allowing straightforward replacement or configuration of gas-washing assemblies used for scrubbing, humidifying or purifying gas streams in analytical and preparative work. The single-piece unit is supplied by manufacturer ROBU - Stereon and combines the chemical durability of borosilicate 3.3 glass with a defined porosity-1 frit for reproducible bubble formation. Porosity 1 provides a coarser pore structure suited to many routine gas–liquid contacting tasks. The compact FK-style head keeps the filter candle securely positioned, supporting stable operation in standard laboratory gas-washing setups. This configuration is intended for laboratories that require interchangeable fritted heads rather than complete bottle assemblies.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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 3.3\u003c\/li\u003e\n\u003cli\u003eFilter candle: VitraPOR® 13 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eCompatibility: 42 09* or 42 13*\u003c\/li\u003e\n\u003cli\u003eEAN: 4055661038837\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935158870348,"sku":"42231_807","price":55.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42231_807.png?v=1783731366"},{"product_id":"washing-bottle-head-fc-13-mm-por-2","title":"Washing Bottle head, FC 13 mm Por. 2","description":"\u003cp\u003eGas washing bottle head, FK 13 mm Por. 2 is a borosilicate 3.3 glass attachment for gas washing bottles, fitted with a VitraPOR® filter candle of 13 mm diameter and porosity 2. The fritted head disperses gas into the wash liquid as fine bubbles, improving contact efficiency during scrubbing, humidification or purification steps in laboratory gas-handling setups. It is designed to fit matching bottle bodies referenced as 42 09* or 42 13*. From manufacturer ROBU - Stereon, the component is supplied as a single piece for assembly into complete gas washing systems. Porosity 2 provides a medium pore size suited to controlled gas dispersion without excessive back-pressure in typical analytical and preparative workflows. Constructed entirely from chemical-resistant borosilicate 3.3, the head withstands common laboratory reagents and thermal stress associated with standard gas-washing operations. Ideal for chemistry, environmental and process laboratories that require interchangeable fritted heads for modular gas washing bottle configurations.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eFilter candle: VitraPOR® 13 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eCompatibility: Suitable for 42 09* or 42 13*\u003c\/li\u003e\n\u003cli\u003eEAN: 4055661038813\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG03_01_08_0490.pdf?v=1788452582\" 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":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935159918924,"sku":"42232_807","price":55.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42232_807.png?v=1783731378"},{"product_id":"washing-bottle-head-fc-13-mm-por-3","title":"Washing Bottle head, FC 13 mm Por. 3","description":"\u003cp\u003eGas washing bottle head, FK 13 mm Por. 3 is a precision borosilicate 3.3 glass attachment equipped with a VitraPOR® filter candle of 13 mm diameter and porosity grade 3. It is designed to fit gas-washing bottles of the 42 09* or 42 13* series, enabling efficient gas scrubbing and washing operations in the laboratory. The chemically resistant borosilicate 3.3 construction ensures compatibility with a wide range of reagents and process gases, while the defined porosity of the VitraPOR® frit provides controlled bubble dispersion and contact surface. Manufactured by ROBU - Stereon, this head offers a reliable, interchangeable solution for standard gas-washing set-ups. The 13 mm filter candle with porosity 3 balances flow rate and filtration efficiency for typical laboratory gas-treatment applications. Compact and robust, the attachment integrates seamlessly into existing glassware trains, supporting reproducible gas purification, humidification or reaction steps. Its high-quality fritted design minimises channeling and promotes uniform gas distribution through the washing liquid, making it a practical component for analytical and preparative work requiring consistent gas–liquid contact.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eFilter candle: VitraPOR® 13 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 3\u003c\/li\u003e\n\u003cli\u003eCompatibility: Fits 42 09* or 42 13*\u003c\/li\u003e\n\u003cli\u003eEAN: 4055661038844\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935161033036,"sku":"42233_807","price":55.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42233_807.png?v=1783731388"},{"product_id":"washing-bottle-head-fc-13-mm-por-4","title":"Washing Bottle head, FC 13 mm Por. 4","description":"\u003cp\u003eGas washing bottle head FK 13 mm Por. 4 is a precision laboratory component manufactured from borosilicate glass 3.3 and fitted with a VitraPOR® filter candle of 13 mm diameter and porosity grade 4. Designed as a compatible head for gas washing bottles, it matches series 42 09* or 42 13* assemblies and enables controlled gas dispersion and scrubbing in analytical and preparative workflows. The fritted filter candle ensures uniform bubble distribution and efficient contact between gas and liquid phases. This gas washing bottle head from manufacturer ROBU - Stereon is supplied as a single piece and is intended for standard laboratory gas-washing applications where chemical resistance and defined porosity are essential. Porosity 4 provides a fine frit suitable for many common scrubbing and purification tasks. The borosilicate 3.3 construction offers good thermal and chemical durability for routine use in research, quality-control and process laboratories requiring reliable gas–liquid contacting hardware.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eFilter candle: VitraPOR® 13 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 4\u003c\/li\u003e\n\u003cli\u003eEAN: 4055661038851\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935162048844,"sku":"42234_807","price":59.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42234_807.png?v=1783731399"},{"product_id":"washing-bottle-head-fc-9-mm-por-0","title":"Washing Bottle head, FC 9 mm Por. 0","description":"\u003cp\u003eGas washing bottle head, FK 9 mm Por. 0 is a precision laboratory component manufactured from borosilicate 3.3 glass and fitted with a VitraPOR® filter candle measuring 9 mm at porosity 0. It is designed to match gas washing bottles of the 42 09* or 42 13* series, allowing controlled gas dispersion and efficient scrubbing or purification of gas streams in chemical, analytical and process laboratories. The borosilicate 3.3 construction provides excellent chemical resistance and thermal durability for repeated use under typical laboratory conditions. Porosity grade 0 delivers a defined bubble pattern that supports effective gas–liquid contact. Offered as a single piece from manufacturer ROBU - Stereon, this head integrates directly into existing gas-washing assemblies without modification. It is particularly suited to research, quality-control and teaching environments where reliable, inert glassware with a standardised filter element is required for reproducible gas-treatment workflows and safe handling of reactive or corrosive gases.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eFilter candle: VitraPOR® 9 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli\u003eCompatibility: 42 09* or 42 13*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935152611660,"sku":"42190","price":54.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42190.png?v=1783731300"},{"product_id":"washing-bottle-head-fc-9-mm-por-1","title":"Washing Bottle head, FC 9 mm Por. 1","description":"\u003cp\u003eGas washing bottle head, FK 9 mm Por. 1 is a precision glass attachment designed for gas washing and scrubbing applications in the laboratory. Fabricated from borosilicate glass 3.3, the head incorporates a VitraPOR® filter candle of 9 mm diameter with porosity grade 1, enabling controlled gas dispersion through the liquid medium. The component is compatible with matching gas washing bottle bodies designated 42 09* or 42 13*, allowing straightforward assembly of complete washing systems. This head from manufacturer ROBU - Stereon supports efficient contact between gas streams and scrubbing liquids for purification, humidification or reaction steps. Borosilicate 3.3 construction provides thermal and chemical resistance suitable for a wide range of laboratory gases and aqueous media. The porosity-1 frit ensures fine bubble formation while maintaining adequate flow. Supplied as a single piece, the attachment is intended for analytical, preparative and process-support work requiring reliable gas–liquid contacting in research and quality-control environments.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eType: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eFilter candle: VitraPOR® 9 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCompatibility: Fits 42 09* or 42 13*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935153561932,"sku":"42191","price":54.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/807-4219x_57375c1b-2036-49aa-9e15-08a34d2ee00d.png?v=1783415104"},{"product_id":"washing-bottle-head-fc-9-mm-por-2","title":"Washing Bottle head, FC 9 mm Por. 2","description":"\u003cp\u003eGas washing bottle head FK 9 mm Por. 2 is a laboratory glassware component made of borosilicate 3.3 for gas washing bottle assemblies. It incorporates a VitraPOR® filter candle of 9 mm diameter with porosity 2 and is designed to fit bottle types 42 09* or 42 13*. This head enables controlled introduction and dispersion of gases into washing liquids during scrubbing, purification or humidification procedures common in analytical chemistry and process laboratories. The borosilicate 3.3 construction provides the chemical and thermal characteristics required for repeated laboratory use with a wide range of reagents. Offered as a single piece, the accessory from manufacturer ROBU - Stereon integrates directly into compatible gas washing systems without additional adapters. Porosity grade 2 defines the frit structure of the filter candle, supporting consistent bubble formation and gas-liquid contact. Suitable for modular setups in research, quality control and teaching laboratories, the head maintains optical clarity and dimensional stability under typical operating conditions. Its straightforward design facilitates cleaning and reassembly between experiments while preserving the integrity of the gas path through the fritted element.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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 3.3\u003c\/li\u003e\n\u003cli\u003eFilter type: VitraPOR® filter candle\u003c\/li\u003e\n\u003cli\u003eFilter diameter: 9 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eCompatibility: 42 09* or 42 13*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935154741580,"sku":"42192","price":54.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42192.png?v=1783731321"},{"product_id":"washing-bottle-head-fc-9-mm-por-3","title":"Washing Bottle head, FC 9 mm Por. 3","description":"\u003cp\u003eGas washing bottle head FK 9 mm Por. 3 is a laboratory glassware component made of borosilicate 3.3 for gas washing bottle assemblies. It incorporates a VitraPOR® filter candle of 9 mm diameter with porosity 3 and is designed to fit bottle types 42 09* or 42 13*. This head enables controlled introduction and dispersion of gases into washing liquids during scrubbing, purification or humidification procedures common in analytical chemistry and process laboratories. The borosilicate 3.3 construction provides the chemical and thermal characteristics required for repeated laboratory use with a wide range of reagents. Offered as a single piece, the accessory from manufacturer ROBU - Stereon integrates directly into compatible gas washing systems without additional adapters. Porosity grade 3 defines the frit structure of the filter candle, supporting consistent bubble formation and gas-liquid contact. Suitable for modular setups in research, quality control and teaching laboratories, the head maintains optical clarity and dimensional stability under typical operating conditions. Its straightforward design facilitates cleaning and reassembly between experiments while preserving the integrity of the gas path through the fritted element.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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 3.3\u003c\/li\u003e\n\u003cli\u003eFilter type: VitraPOR® filter candle\u003c\/li\u003e\n\u003cli\u003eFilter diameter: 9 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 3\u003c\/li\u003e\n\u003cli\u003eCompatibility: 42 09* or 42 13*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935155790156,"sku":"42193","price":54.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42193.png?v=1783731333"},{"product_id":"washing-bottle-head-fc-9-mm-por-4","title":"Washing Bottle head, FC 9 mm Por. 4","description":"\u003cp\u003eGas washing bottle head FK 9 mm Por. 4 is a laboratory glassware component made of borosilicate 3.3 for gas washing bottle assemblies. It incorporates a VitraPOR® filter candle of 9 mm diameter with porosity 4 and is designed to fit bottle types 42 09* or 42 13*. This head enables controlled introduction and dispersion of gases into washing liquids during scrubbing, purification or humidification procedures common in analytical chemistry and process laboratories. The borosilicate 3.3 construction provides the chemical and thermal characteristics required for repeated laboratory use with a wide range of reagents. Offered as a single piece, the accessory from manufacturer ROBU - Stereon integrates directly into compatible gas washing systems without additional adapters. Porosity grade 4 defines the frit structure of the filter candle, supporting consistent bubble formation and gas-liquid contact. Suitable for modular setups in research, quality control and teaching laboratories, the head maintains optical clarity and dimensional stability under typical operating conditions. Its straightforward design facilitates cleaning and reassembly between experiments while preserving the integrity of the gas path through the fritted element.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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 3.3\u003c\/li\u003e\n\u003cli\u003eFilter type: VitraPOR® filter candle\u003c\/li\u003e\n\u003cli\u003eFilter diameter: 9 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 4\u003c\/li\u003e\n\u003cli\u003eCompatibility: 42 09* or 42 13*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935156838732,"sku":"42194","price":57.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-42194.png?v=1783731345"},{"product_id":"washing-bottle-head-fd-por-0","title":"Washing Bottle head, FD Por. 0","description":"\u003cp\u003eGas washing bottle head with FP Por. 0 is a laboratory glassware component manufactured from borosilicate 3.3 and fitted with a VitraPOR® filter plate of porosity 0. This head is intended for gas washing bottles and is compatible with the 41 10* series, allowing straightforward integration into existing gas scrubbing or humidification assemblies. The porosity 0 frit supports gas treatment processes that require a coarser filter grade for appropriate flow characteristics. Produced by ROBU - Stereon, the attachment combines the chemical resistance and thermal stability typical of borosilicate 3.3 glass, making it suitable for routine analytical, synthetic and environmental laboratory work. Supplied as a single piece, the head enables efficient cleaning or conditioning of gas streams in research and quality-control settings. Its non-sterile design and absence of dual-use classification further simplify handling in standard laboratory environments where reliable gas washing performance is required.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR® porosity 0\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli\u003eCompatibility: Fits 41 10* series\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935122137420,"sku":"41120","price":42.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-41120.png?v=1783731143"},{"product_id":"washing-bottle-head-fd-por-1","title":"Washing Bottle head, FD Por. 1","description":"\u003cp\u003eGas washing bottle head with FP Por. 1 is a laboratory glassware component manufactured from borosilicate 3.3 and fitted with a VitraPOR® filter plate of porosity 1. This head is intended for gas washing bottles and is compatible with the 41 10* series, allowing straightforward integration into existing gas scrubbing or humidification assemblies. The porosity 1 frit supports gas treatment processes that require a medium filter grade for balanced flow and retention characteristics. Produced by ROBU - Stereon, the attachment combines the chemical resistance and thermal stability typical of borosilicate 3.3 glass, making it suitable for routine analytical, synthetic and environmental laboratory work. Supplied as a single piece, the head enables efficient cleaning or conditioning of gas streams in research and quality-control settings. Its non-sterile design and absence of dual-use classification further simplify handling in standard laboratory environments where reliable gas washing performance is required.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR® porosity 1\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eCompatibility: Fits 41 10* series\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG11_03_05_1010.pdf?v=1788505817\" 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":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935126331724,"sku":"41121","price":42.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-41121.png?v=1783731152"},{"product_id":"washing-bottle-head-fd-por-2","title":"Washing Bottle head, FD Por. 2","description":"\u003cp\u003eGas washing bottle head with FP Por. 2 is a precision glassware component manufactured from borosilicate glass 3.3. It is fitted with a VitraPOR® filter plate of porosity 2 and is designed to match the 41 10* bottle series. The porosity grade 2 frit provides controlled gas dispersion for washing, scrubbing or humidifying gas streams in analytical and preparative laboratory work. This head from manufacturer ROBU - Stereon forms a reliable connection piece that completes a standard gas washing bottle assembly. Borosilicate 3.3 construction ensures high chemical resistance and thermal stability under typical laboratory conditions. The integrated filter plate allows uniform bubble formation and efficient contact between gas and liquid phases. Supplied as a single piece, the attachment is intended for routine use in chemistry, environmental and process laboratories where reproducible gas treatment is required. Its compatibility with the designated bottle range simplifies replacement and system configuration without additional adapters.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eFilter plate: VitraPOR® porosity 2\u003c\/li\u003e\n\u003cli\u003ePore size: 2\u003c\/li\u003e\n\u003cli\u003eCompatibility: fits 41 10* series\u003c\/li\u003e\n\u003cli\u003eEAN: 4058072020903\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG11_03_05_1010.pdf?v=1788505817\" 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":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935127413068,"sku":"41122_807","price":42.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-41122_807.png?v=1783731162"},{"product_id":"washing-bottle-head-fd-por-3","title":"Washing Bottle head, FD Por. 3","description":"\u003cp\u003eGas washing bottle head with FP Por. 3 is a laboratory glassware component manufactured from borosilicate glass 3.3 and fitted with a VitraPOR® filter plate of porosity 3. Designed to match gas washing bottles of the 41 10* series, the head enables efficient gas scrubbing, purification and absorption processes by generating controlled bubble dispersion through the fritted disc. The chemical resistance and thermal stability of borosilicate 3.3 make it suitable for a broad range of aqueous and organic media encountered in synthesis, analytical and purification workflows. This accessory from manufacturer ROBU - Stereon integrates seamlessly into standard gas-washing setups used for reagent purification, inert-gas sparging or reaction-gas treatment. Supplied as a single piece, the head offers dependable performance in demanding laboratory environments where consistent gas–liquid contact and long service life are required. Its porosity-3 frit balances flow rate and surface area for effective mass transfer without excessive back-pressure.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eFilter plate: VitraPOR® porosity 3\u003c\/li\u003e\n\u003cli\u003ePorosity: 3\u003c\/li\u003e\n\u003cli\u003eCompatibility: suitable for 41 10* series\u003c\/li\u003e\n\u003cli\u003eEAN: 4058072184414\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG11_03_05_1010.pdf?v=1788505817\" 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":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935131869516,"sku":"41123_807","price":42.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-41123_807.png?v=1783731174"},{"product_id":"washing-bottle-head-fd-por-4","title":"Washing Bottle head, FD Por. 4","description":"\u003cp\u003eGas washing bottle head with FP Por. 4 is a precision laboratory component made from borosilicate glass 3.3 and fitted with a VitraPOR® filter plate of porosity 4. It is designed to match gas washing bottles of the 41 10* series, enabling controlled gas dispersion, scrubbing and purification in analytical and preparative workflows. The fine porosity 4 frit supports efficient contact between gas and liquid phases while maintaining chemical resistance and thermal stability characteristic of high-quality borosilicate glassware. This head from manufacturer ROBU - Stereon integrates securely with compatible bottle bodies for reliable assembly in research, quality-control and industrial laboratories. Typical applications include gas washing, absorption and purification steps where consistent frit performance is required. Supplied as a single piece, the accessory offers a durable, reusable solution for everyday gas-handling tasks without additional fittings.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eFilter plate: VitraPOR® porosity 4\u003c\/li\u003e\n\u003cli\u003ePorosity: 4\u003c\/li\u003e\n\u003cli\u003eCompatibility: Fits 41 10* series bottles\u003c\/li\u003e\n\u003cli\u003eEAN: 4058072157371\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG11_03_05_1010.pdf?v=1788505817\" 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":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935136129356,"sku":"41124_807","price":43.35,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-41124_807.png?v=1783731185"},{"product_id":"washing-bottle-head-fd-st-2932-cone-por-0","title":"Washing Bottle head, FD ST 29\/32 cone, Por. 0","description":"\u003cp\u003eGas washing bottle head with FP NSK 29\/32, Por. 0 is a laboratory glassware attachment made from borosilicate 3.3. It carries a standard ground joint NSK 29\/32 and is fitted with a VitraPOR® filter plate of porosity grade 0, intended for gas washing bottle assemblies. The head is compatible with bottle bodies designated 40 10* or 40 25*, allowing straightforward pairing in classic gas scrubbing setups where gas is dispersed through a frit into a liquid medium. Supplied as 1 pc(s), this component supports routine gas washing workflows in analytical and preparative laboratories that rely on NS 29\/32 joints. Porosity 0 defines the pore class of the sintered VitraPOR® disc for coarse frit performance within the gas washing bottle system. From manufacturer ROBU - Stereon, the head follows established borosilicate 3.3 construction for chemical and thermal service typical of this glass type. It is supplied non-sterile for general laboratory use. Laboratories operating matching 40 10* or 40 25* bottles can complete or renew assemblies with this porosity 0 NSK 29\/32 head for consistent frit-based gas dispersion in washing procedures.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eProduct type: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR®\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/www.luminixhealth.com\/cdn\/shop\/files\/KG15_03_05_0450.pdf?v=1788426548\" 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":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935054504268,"sku":"40110","price":50.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-40110.png?v=1783730963"},{"product_id":"washing-bottle-head-fd-st-2932-cone-por-1","title":"Washing Bottle head, FD ST 29\/32 cone, Por. 1","description":"\u003cp\u003eGas washing bottle head with FP NSK 29\/32, Por. 1 is a laboratory glassware attachment manufactured from borosilicate 3.3. It features a ground joint NSK 29\/32 and a VitraPOR® filter plate of porosity grade 1 for controlled gas dispersion in washing bottle systems. The head matches bottle bodies 40 10* or 40 25*, enabling secure assembly for gas scrubbing applications in which gas passes through a fritted plate into a liquid. Offered as 1 pc, this component serves analytical and preparative laboratories that standardise on NS 29\/32 joints for gas washing setups. Porosity 1 specifies the pore class of the sintered VitraPOR® disc, distinguishing it from coarser or finer frit grades within the same series. From manufacturer ROBU - Stereon, the head uses borosilicate 3.3 construction associated with chemical resistance and thermal behaviour expected in routine laboratory glassware. It is supplied non-sterile for general lab use. Facilities already equipped with compatible 40 10* or 40 25* bottles can extend or replace heads with this porosity 1 NSK 29\/32 unit for consistent frit performance in gas washing procedures.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR®\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935060369740,"sku":"40111","price":50.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-40111.png?v=1783730973"},{"product_id":"washing-bottle-head-fd-st-2932-cone-por-2","title":"Washing Bottle head, FD ST 29\/32 cone, Por. 2","description":"\u003cp\u003eGas washing bottle head with FP NSK 29\/32, Por. 2 is a precision laboratory glassware component manufactured from borosilicate 3.3 for gas-washing and related applications. It incorporates a VitraPOR® filter plate of porosity 2 together with a standard ground joint NSK 29\/32, enabling secure connection to matching flasks. The head is designed to fit bottles referenced as 40 10* or 40 25*, offering flexibility when assembling gas-scrubbing, humidification or purification systems. Supplied as a single piece from manufacturer ROBU - Stereon, the attachment provides defined frit characteristics suitable for controlled gas dispersion through the porosity-2 plate. Borosilicate 3.3 construction ensures chemical resistance and thermal stability under typical laboratory conditions. This head integrates into existing glassware setups that require an NSK 29\/32 joint and a porosity-2 filter plate, supporting reliable performance in chemical synthesis, analytical sample preparation and gas-treatment workflows. The combination of standardised joint geometry and VitraPOR® frit technology makes it a practical choice for modular gas-washing configurations.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eType: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR®\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935067480396,"sku":"40112","price":50.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-40112.png?v=1783730983"},{"product_id":"washing-bottle-head-fd-st-2932-cone-por-3","title":"Washing Bottle head, FD ST 29\/32 cone, Por. 3","description":"\u003cp\u003eGas washing bottle head with FP NSK 29\/32, Por. 3 is a laboratory glassware component for gas washing bottle assemblies. It is produced from borosilicate 3.3 and fitted with a VitraPOR® filter plate of porosity 3. The NSK 29\/32 joint provides the standard connection interface for matching apparatus. This head is compatible with bases designated 40 10* or 40 25*, enabling modular construction of complete gas washing systems. Offered as 1 pc, the unit forms the upper section of the bottle and integrates the filter plate directly into the head design. The porosity 3 grade of the VitraPOR® plate defines the filtration characteristics of the assembly. In laboratory workflows the component supports gas scrubbing and washing operations where a defined pore size is required. Material selection of borosilicate 3.3 ensures suitability for typical chemical and thermal conditions encountered in such setups. The combination of NSK 29\/32 joint geometry and porosity 3 filter plate makes the head a direct match for the referenced base series. Available from manufacturer ROBU - Stereon, this gas washing bottle head delivers the specified configuration for gas washing applications without additional accessories.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003cli\u003ePorosity: 3\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR®\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935068922188,"sku":"40113","price":50.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-40113.png?v=1783730992"},{"product_id":"washing-bottle-head-fd-st-2932-cone-por-4","title":"Washing Bottle head, FD ST 29\/32 cone, Por. 4","description":"\u003cp\u003eGas washing bottle head with FP NSK 29\/32, Por. 4 is a laboratory glassware component for gas washing bottle assemblies. It is produced from borosilicate 3.3 and fitted with a VitraPOR® filter plate of porosity 4. The NSK 29\/32 joint provides the standard connection interface for matching apparatus. This head is compatible with bases designated 40 10* or 40 25*, enabling modular construction of complete gas washing systems. Offered as 1 pc, the unit forms the upper section of the bottle and integrates the filter plate directly into the head design. The porosity 4 grade of the VitraPOR® plate defines the filtration characteristics of the assembly. In laboratory workflows the component supports gas scrubbing and washing operations where a defined pore size is required. Material selection of borosilicate 3.3 ensures suitability for typical chemical and thermal conditions encountered in such setups. The combination of NSK 29\/32 joint geometry and porosity 4 filter plate makes the head a direct match for the referenced base series. Available from manufacturer ROBU - Stereon, this gas washing bottle head delivers the specified configuration for gas washing applications without additional accessories.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003cli\u003ePorosity: 4\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR®\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935075869004,"sku":"40114","price":50.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-40114.png?v=1783731004"},{"product_id":"washing-bottle-head-st-3435-socket-por-0","title":"Washing Bottle head , ST 34\/35 socket, Por. 0","description":"\u003cp\u003eGas washing bottle head, NSH 34\/35, porosity 0 is a borosilicate glass 3.3 accessory designed for gas scrubbing and purification assemblies in the laboratory. The head carries a standard ground joint NSH 34\/35 and a frit of porosity 0, enabling controlled gas dispersion through the washing liquid. It is intended to fit matching gas washing bottle bodies designated 34 10* and 34 25*, forming a complete gas-washing unit when combined with the appropriate flask. Manufactured by ROBU - Stereon, the component is produced from chemically resistant borosilicate 3.3 glass, suitable for a wide range of aqueous and organic scrubbing media under normal laboratory conditions. Supplied as 1 pc, the head is ready for integration into existing gas-washing setups used for drying, humidifying or purifying gas streams. Porosity grade 0 provides a relatively coarse frit characteristic of this designation, supporting efficient bubble formation without excessive back-pressure. Typical applications include analytical gas preparation, inert-gas purification and process gas conditioning where a standardised NSH 34\/35 joint and defined frit porosity are specified. The design focuses on interchangeability and chemical durability within gas washing bottle systems.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eType: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eJoint: NSH 34\/35\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli\u003eCompatibility: fits 34 10* and 34 25*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934938407244,"sku":"34110","price":83.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34110.png?v=1783730720"},{"product_id":"washing-bottle-head-st-3435-socket-por-1","title":"Washing Bottle head , ST 34\/35 socket, Por. 1","description":"\u003cp\u003eGas washing bottle head NSH 34\/35 with porosity 1 is a precision glass component intended for gas scrubbing and purification setups in the laboratory. Manufactured from borosilicate glass 3.3, the head provides good thermal and chemical resistance while the porosity-1 frit ensures controlled gas dispersion. The standard ground joint NSH 34\/35 allows secure, interchangeable connection to matching washing-bottle bodies. This accessory from manufacturer ROBU - Stereon is designed to fit series 34 10* and 34 25* vessels, enabling straightforward assembly of complete gas-washing trains for analytical or preparative work. Supplied as a single piece, it is non-sterile and suited to general laboratory use where reliable gas–liquid contact is required. The robust construction supports repeated handling and cleaning under typical laboratory conditions.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eJoint size: NSH 34\/35\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eMaterial: borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCompatible with: 34 10* and 34 25*\u003c\/li\u003e\n\u003cli\u003eSterility: No\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934942175564,"sku":"34111","price":83.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34111.png?v=1783730731"},{"product_id":"washing-bottle-head-st-3435-socket-por-2","title":"Washing Bottle head , ST 34\/35 socket, Por. 2","description":"\u003cp\u003eGas washing bottle head NS 34\/35, porosity 2 is a precision laboratory glassware component made from borosilicate 3.3. It incorporates a standard ground joint of NS 34\/35 together with a frit of porosity grade 2, corresponding to the stated pore size of 2. The head is intended for use with gas washing bottles and is compatible with the referenced series 34 10* and 34 25*. Manufactured by ROBU - Stereon, this accessory enables controlled introduction and dispersion of gases through the porous frit in analytical and preparative setups. The borosilicate 3.3 material provides the chemical and thermal stability expected of laboratory glassware of this type. Supplied as a single piece, the head forms a secure connection via the NS 34\/35 joint and supports reproducible gas-washing operations. Porosity 2 defines the frit characteristics for typical laboratory gas treatment. The design matches existing bottle systems without alteration of joint geometry. Non-sterile and not dual-use classified, the component is suited to standard laboratory gas scrubbing and washing procedures where a defined porosity frit and reliable ground-joint fit are required.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NS 34\/35\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003ePore size: 2\u003c\/li\u003e\n\u003cli\u003eCompatible with: 34 10* and 34 25*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934956167500,"sku":"34112","price":83.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34112.png?v=1783730741"},{"product_id":"washing-bottle-head-st-4540-socket-por-0","title":"Washing Bottle head , ST 45\/40 socket, Por. 0","description":"\u003cp\u003eGas washing bottle head NSH 45\/40, Por. 0 is a replaceable upper assembly manufactured from borosilicate 3.3 glass and equipped with a fritted disc of porosity 0. The NSH 45\/40 ground joint ensures a precise fit to matching gas washing bottle bodies, enabling modular configuration of laboratory gas-scrubbing systems. Porosity grade 0 provides a coarse frit suitable for high gas-flow rates and low back-pressure applications. This head is designed to be compatible with bottle series 34 10* and 34 25*, allowing straightforward exchange or upgrade of existing apparatus. Produced by ROBU - Stereon, the component retains the chemical resistance and thermal stability characteristic of borosilicate 3.3. It is supplied as a single piece for direct installation. The open design facilitates cleaning and inspection of the frit surface between uses. Ideal for gas washing, humidification or absorption setups where a coarse porosity disc is preferred for efficient bubble generation without excessive restriction.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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 3.3\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli\u003eJoint size: NSH 45\/40\u003c\/li\u003e\n\u003cli\u003eCompatibility: 34 10* and 34 25*\u003c\/li\u003e\n\u003cli\u003eType: Gas washing bottle head\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934985888076,"sku":"34260","price":95.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34260.png?v=1783730791"},{"product_id":"washing-bottle-head-st-4540-socket-por-1","title":"Washing Bottle head , ST 45\/40 socket, Por. 1","description":"\u003cp\u003eGas washing bottle head NSH 45\/40, porosity 1 is a laboratory glassware component made from borosilicate glass 3.3 for gas washing and scrubbing assemblies. It incorporates a standard ground joint NSH 45\/40 and an integrated frit of porosity 1 that disperses gas into fine bubbles when liquids are treated. The head is designed to fit bottle bodies 34 10* and 34 25*, allowing modular combination within established gas-washing systems. Supplied as a single piece, this accessory from manufacturer ROBU - Stereon provides the chemical resistance and thermal stability expected of borosilicate 3.3 in analytical and preparative work. Porosity grade 1 delivers controlled bubble size and gas–liquid contact suitable for purification, humidification or reaction steps. The component is intended for routine laboratory gas-handling tasks in research, quality control and synthesis environments where defined frit characteristics are required. Its standardised joint ensures secure, interchangeable connection to matching vessels while maintaining leak-tight performance under typical operating conditions.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eProduct type: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSH 45\/40\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eCompatibility: 34 10* and 34 25*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934986936652,"sku":"34261","price":95.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34261.png?v=1783730799"},{"product_id":"washing-bottle-head-st-4540-socket-por-2","title":"Washing Bottle head , ST 45\/40 socket, Por. 2","description":"\u003cp\u003eGas washing bottle head NSH 45\/40, porosity 2 is a laboratory glassware component fabricated from borosilicate glass 3.3 for gas washing and scrubbing assemblies. It features a standard ground joint NSH 45\/40 together with an integrated frit of porosity 2 that produces controlled gas dispersion when gases are bubbled through liquids. The head is matched to bottle bodies 34 10* and 34 25*, permitting modular use within established gas-washing bottle systems. Supplied as one piece, this accessory from manufacturer ROBU - Stereon offers the chemical durability and thermal shock resistance characteristic of borosilicate 3.3 glassware. Porosity grade 2 provides a defined bubble size and gas–liquid contact area suited to purification, humidification or reaction applications. The component is intended for everyday laboratory gas-handling tasks in research, analytical and preparative settings where consistent frit performance is essential. Its standardised joint guarantees secure, interchangeable connection to compatible vessels while preserving leak-tight integrity under normal laboratory conditions.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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: Gas washing bottle head\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSH 45\/40\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eCompatibility: 34 10* and 34 25*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934988476748,"sku":"34262","price":95.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34262.png?v=1783730810"},{"product_id":"washing-bottle-lower-part-100-ml-st-2932-socket","title":"Washing Bottle lower part, 100 ml, ST 29\/32 socket","description":"\u003cp\u003eGas washing bottle base, 100 ml, NSH 29\/32 is a laboratory glassware component forming the lower section of a gas washing bottle assembly. Manufactured from borosilicate 3.3, the base provides a 100 ml capacity and features an NSH 29\/32 joint for secure connection to matching heads. It is designed to fit heads referenced as 40 10*, allowing straightforward modular assembly of complete gas washing systems. Supplied as 1 pc, the unit serves as the reservoir portion of the apparatus in gas scrubbing and washing procedures. The NSH 29\/32 joint geometry ensures compatibility with corresponding upper components in standard laboratory setups. Borosilicate 3.3 construction supports the chemical and thermal demands typical of gas washing applications. The 100 ml volume offers a compact working capacity suited to analytical and research workflows. Integration of the NSH 29\/32 joint with the cylindrical base body creates a stable foundation for the full bottle. This gas washing bottle base from manufacturer ROBU - Stereon completes the lower half of the system when paired with the appropriate head series, delivering the specified 100 ml configuration for laboratory gas washing use.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/wash-bottles\"\u003eWash bottles\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: Gas washing bottle base\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eCapacity: 100 ml\u003c\/li\u003e\n\u003cli\u003eJoint size: NSH 29\/32\u003c\/li\u003e\n\u003cli\u003eCompatibility: 40 10*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935076983116,"sku":"40120","price":35.15,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-40120.png?v=1783731012"},{"product_id":"washing-bottle-lower-part-100-ml-st-3435-cone","title":"Washing Bottle lower part, 100 ml, ST 34\/35 cone","description":"\u003cp\u003eGas washing bottle base, 100 ml, NSK 34\/35 is the lower section of a laboratory gas washing bottle fabricated from borosilicate 3.3 glass. It offers a working capacity of 100 ml and is fitted with an NSK 34\/35 ground joint for secure assembly. The base is designed to match upper components referenced as 34 10* and 34 25*, enabling straightforward configuration of complete gas washing bottle systems. Supplied by manufacturer ROBU - Stereon, this component supports routine gas scrubbing, purification and saturation procedures in chemical and analytical laboratories. Borosilicate 3.3 construction provides the thermal and chemical resistance required for handling a wide range of laboratory gases and liquids under standard operating conditions. The 100 ml volume suits small- to medium-scale washing applications where controlled gas–liquid contact is essential. As a single-piece unit it integrates readily into existing glassware setups that utilise the NSK 34\/35 joint standard, ensuring reliable sealing and ease of cleaning between experiments. Ideal for preparative and analytical workflows involving impurity removal from gas streams or vapour equilibration.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/wash-bottles\"\u003eWash bottles\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\u003eCapacity: 100 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 34\/35\u003c\/li\u003e\n\u003cli\u003eCompatible with: 34 10* and 34 25*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934961639756,"sku":"34120","price":53.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34120.png?v=1783730750"},{"product_id":"washing-bottle-lower-part-250-ml-st-2932-socket","title":"Washing Bottle lower part, 250 ml, ST 29\/32 socket","description":"\u003cp\u003eGas washing bottle base 250 ml is the lower section of a laboratory gas washing bottle manufactured from borosilicate glass 3.3. It is fitted with an NSH 29\/32 ground joint and is designed to match corresponding upper components such as reference 40 25*. This base from manufacturer ROBU - Stereon provides the chemical resistance and thermal stability characteristic of borosilicate 3.3 glass, making it suitable for standard gas-washing set-ups in analytical and preparative laboratory work. The 250 ml capacity offers a practical working volume for routine scrubbing, humidification or purification of gas streams. The precision ground joint ensures a reliable, leak-tight connection when assembled with the matching head. As a dedicated spare or replacement part, the base allows continued use of existing gas-washing assemblies without replacement of the complete apparatus. The component is supplied as a single piece for straightforward integration into existing laboratory glassware systems.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/wash-bottles\"\u003eWash bottles\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\u003eCapacity: 250 ml\u003c\/li\u003e\n\u003cli\u003eJoint size: NSH 29\/32\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eProduct type: Gas washing bottle base\u003c\/li\u003e\n\u003cli\u003eCompatible with: 40 25*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935096217932,"sku":"40270","price":42.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-40270.png?v=1783731073"},{"product_id":"washing-bottle-lower-part-250-ml-st-4540-cone","title":"Washing Bottle lower part, 250 ml, ST 45\/40 cone","description":"\u003cp\u003eGas washing bottle base, 250 ml, NSK 45\/40 is the lower section of a laboratory gas washing bottle fabricated from borosilicate glass 3.3. The component features a standard ground joint NSK 45\/40 that ensures a reliable, gas-tight connection to matching upper parts and accessories. With a nominal capacity of 250 ml it is well suited for gas scrubbing, purification and absorption procedures in analytical and preparative chemistry. The chemically resistant borosilicate 3.3 construction withstands thermal stress and aggressive media commonly encountered in gas-washing applications. This base is designed to fit the corresponding upper sections 34 10* and 34 25*, allowing flexible assembly of complete washing bottles according to experimental needs. Supplied as a single piece from manufacturer ROBU - Stereon, the item integrates smoothly into existing laboratory glassware sets. Its robust design supports repeated use under typical laboratory conditions while maintaining dimensional accuracy of the joint. Ideal for research, quality-control and teaching laboratories that require modular gas-washing equipment.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/wash-bottles\"\u003eWash bottles\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\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eCapacity: 250 ml\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 45\/40\u003c\/li\u003e\n\u003cli\u003eCompatibility: Suitable for 34 10* and 34 25*\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934998176076,"sku":"34270","price":71.05,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-34270.png?v=1783730820"},{"product_id":"washing-bottle-lower-part-350-ml-por-0-st-2932-cone","title":"Washing Bottle lower part, 350 ml, Por. 0, ST 29\/32 cone","description":"\u003cp\u003eGas washing bottle base, 350 ml, Por. 0, NSK 29\/32 is the lower section of a modular laboratory gas-washing assembly. Produced from borosilicate 3.3, the base contains a VitraPOR® filter plate of porosity 0 and terminates in an NSK 29\/32 joint. The 350 ml capacity accepts standard washing volumes while the coarse porosity-0 frit permits higher gas throughput. Compatible with matching upper parts of the 3735* series, the component is supplied as a single piece from manufacturer ROBU - Stereon. Borosilicate 3.3 ensures thermal stability and chemical resistance during typical laboratory use. The NSK 29\/32 connection allows secure attachment of the corresponding head, forming a complete gas washing bottle. This base is intended for gas scrubbing, absorption or humidification setups in analytical and research environments. Its modular design facilitates replacement or reconfiguration without discarding the entire apparatus, supporting flexible laboratory gas-handling configurations.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\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\u003eCapacity: 350 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli\u003eFilter plate: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eJoint size: NSK 29\/32\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935013511500,"sku":"37360","price":129.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-37360.png?v=1783730872"},{"product_id":"washing-bottle-lower-part-500-ml-gl-45","title":"Washing Bottle lower part, 500 ml, GL 45","description":"\u003cp\u003eGas washing bottle base 500 ml, GL 45 is the lower vessel component of a laboratory gas-washing assembly, manufactured from borosilicate glass 3.3. It is fitted with a GL 45 thread and is supplied complete with cap and silicone seal, enabling secure closure and reliable sealing during gas-scrubbing or purification operations. The 500 ml capacity suits a range of gas-treatment and laboratory gas-handling applications where controlled contact between gas and liquid is required. Compatibility is provided for matching upper parts designated 41 10*, 42 09* or 42 13*, allowing flexible configuration of complete washing-bottle systems. Borosilicate glass 3.3 offers the chemical resistance and thermal stability expected in analytical and preparative gas-washing work. The GL 45 thread standard ensures straightforward assembly and interchangeability within modular laboratory glassware sets. Available as a single piece from manufacturer ROBU - Stereon, this base unit supports construction of durable gas-washing setups for research, quality control and process laboratories that require robust, chemically inert glass components for routine gas purification and scrubbing tasks.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/wash-bottles\"\u003eWash bottles\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: Gas washing bottle base\u003c\/li\u003e\n\u003cli\u003eVolume: 500 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eThread: GL 45\u003c\/li\u003e\n\u003cli\u003eIncludes: Cap and silicone seal\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57935117910348,"sku":"41110_807","price":17.85,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-41110_807.png?v=1783731132"},{"product_id":"slit-sieve-funnel-buechner-125-ml-125-ml","title":"Slit sieve Funnel (Buechner) 125 ml, 125 ml","description":"\u003cp\u003eSlotted sieve nutsche (Büchner) 125 ml is a specialised filtration funnel fabricated from borosilicate glass 3.3 and fitted with a slotted sieve disc. The sieve plate features approximately 1,8 mm wide slots, making the unit particularly suitable for coarse filtration or as a stable support for round membrane filters and paper filters. This configuration simplifies filter placement, removal and subsequent cleaning compared with conventional fritted designs. The 125 ml capacity accommodates standard laboratory sample sizes while the robust glass body provides chemical resistance for everyday solvent and aqueous work. Ideal for membrane-based separations or paper-filter applications under vacuum, the funnel streamlines solid recovery and filtrate collection. The innovatively manufactured sieve plate can be adapted to custom geometries when required. Offered as a single piece from manufacturer ROBU - Stereon, this Büchner-type nutsche serves preparative and analytical filtration needs in chemical, pharmaceutical and life-science laboratories where easy filter handling is advantageous.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/buchner-and-filter-funnels\"\u003eBüchner \u0026amp; filter funnels\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/funnels\"\u003eFunnels\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\u003eCapacity: 125 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate 3.3\u003c\/li\u003e\n\u003cli\u003eSieve plate type: Slotted\u003c\/li\u003e\n\u003cli\u003eSlot width: approx. 1,8 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934670922060,"sku":"2112S","price":79.85,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-2112S.png?v=1783730632"},{"product_id":"slit-sieve-funnel-buechner-75-ml-75-ml","title":"Slit sieve Funnel (Buechner) 75 ml, 75 ml","description":"\u003cp\u003eSlotted sieve nutsche (Büchner) 75 ml is a borosilicate glass 3.3 filtration funnel equipped with a slotted sieve disc instead of a sintered frit. The sieve plate features approximately 1,8 mm wide slots and is designed to support membrane filters or paper filters, facilitating both coarse filtration and easy removal and cleaning of the filter medium. Manufactured by an innovative process, the slotted plate can be adapted to special geometries when required. This funnel type is particularly practical when disposable membranes or filter papers are preferred over fixed frits. The 75 ml capacity suits small-scale laboratory separations. Supplied as a single piece from manufacturer ROBU - Stereon, the nutsche is ideal for supporting round membranes and paper filters during vacuum filtration, precipitate collection and sample clarification where rapid filter exchange and straightforward cleaning are advantageous.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/buchner-and-filter-funnels\"\u003eBüchner \u0026amp; filter funnels\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/funnels\"\u003eFunnels\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\u003eType: Slotted sieve nutsche (Büchner)\u003c\/li\u003e\n\u003cli\u003eCapacity: 75 ml\u003c\/li\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3\u003c\/li\u003e\n\u003cli\u003eSieve plate: Slotted, approx. 1,8 mm wide slots\u003c\/li\u003e\n\u003cli\u003eSuitable for: Membranes and paper filters\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57934805172556,"sku":"2175S","price":67.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-2175S.png?v=1783730961"},{"product_id":"quartz-glass-filter-disc-bi-plane-10-mm-por-0-thickness-25-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 10 mm, Por. 0 Thickness 2.5 mm ± 0.2 mm","description":"\u003cp\u003eQuartz glass filter plate, biplanar VitraPOR® is a filter disc manufactured from amorphous quartz glass. With a diameter of 10 mm and porosity grade 0, the plate has a thickness of 2,5 mm and a tolerance of ± 0,2 mm. It belongs to the Q series, which provides surfaces ground on both sides for a biplanar finish. These filter plates are supplied in packs of 5 pieces from manufacturer ROBU - Stereon for laboratory filtration use. The biplanar ground faces and controlled thickness support integration into filter holders and glassware assemblies that call for a 10 mm porous disc. Across the VitraPOR® Q series the outer dimensions remain constant while porosity grade varies, allowing selection of pore class without changing the mechanical envelope. Porosity grade 0 identifies the pore specification of this article. Amorphous quartz glass construction together with dual-side grinding defines the product family for filter-plate applications. The compact 10 mm format fits small-scale laboratory filtration assemblies requiring a defined quartz glass disc.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 10 mm\u003c\/li\u003e\n\u003cli\u003ePorosity grade: 0\u003c\/li\u003e\n\u003cli\u003eThickness: 2,5 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933483737420,"sku":"Q0100","price":156.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0100.png?v=1783731715"},{"product_id":"quartz-glass-filter-disc-bi-plane-10-mm-por-1-thickness-25-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 10 mm, Por. 1 Thickness 2.5 mm ± 0.2 mm","description":"\u003cp\u003eQuartz glass filter plate, biplanar VitraPOR® is a filter disc manufactured from amorphous quartz glass. With a diameter of 10 mm and porosity grade 1, the plate has a thickness of 2,5 mm and a tolerance of ± 0,2 mm. It belongs to the Q series, which provides surfaces ground on both sides for a biplanar finish. These filter plates are supplied in packs of 5 pieces from manufacturer ROBU - Stereon for laboratory filtration use. The biplanar ground faces and controlled thickness support integration into filter holders and glassware assemblies that call for a 10 mm porous disc. Across the VitraPOR® Q series the outer dimensions remain constant while porosity grade varies, allowing selection of pore class without changing the mechanical envelope. Porosity grade 1 identifies the pore specification of this article. Amorphous quartz glass construction together with dual-side grinding defines the product family for filter-plate applications. The compact 10 mm format fits small-scale laboratory filtration assemblies requiring a defined quartz glass disc.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 10 mm\u003c\/li\u003e\n\u003cli\u003ePorosity grade: 1\u003c\/li\u003e\n\u003cli\u003eThickness: 2,5 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933484753228,"sku":"Q0101","price":156.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0101.png?v=1783731741"},{"product_id":"quartz-glass-filter-disc-bi-plane-10-mm-por-2-thickness-25-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 10 mm, Por. 2 Thickness 2.5 mm ± 0.2 mm","description":"\u003cp\u003eQuartz glass filter plate, biplanar VitraPOR® is a filter disc manufactured from amorphous quartz glass. With a diameter of 10 mm and porosity grade 2, the plate has a thickness of 2,5 mm and a tolerance of ± 0,2 mm. It belongs to the Q series, which provides surfaces ground on both sides for a biplanar finish. These filter plates are supplied in packs of 5 pieces from manufacturer ROBU - Stereon for laboratory filtration use. The biplanar ground faces and controlled thickness support integration into filter holders and glassware assemblies that call for a 10 mm porous disc. Across the VitraPOR® Q series the outer dimensions remain constant while porosity grade varies, allowing selection of pore class without changing the mechanical envelope. Porosity grade 2 identifies the pore specification of this article. Amorphous quartz glass construction together with dual-side grinding defines the product family for filter-plate applications. The compact 10 mm format fits small-scale laboratory filtration assemblies requiring a defined quartz glass disc.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 10 mm\u003c\/li\u003e\n\u003cli\u003ePorosity grade: 2\u003c\/li\u003e\n\u003cli\u003eThickness: 2,5 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933485867340,"sku":"Q0102","price":156.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/807-16xxx_3d199bb3-5f65-4a16-9a92-12d52616aef1.png?v=1783415321"},{"product_id":"quartz-glass-filter-disc-bi-plane-10-mm-por-3-thickness-25-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 10 mm, Por. 3 Thickness 2.5 mm ± 0.2 mm","description":"\u003cp\u003eQuartz glass filter plate, biplanar, 10 mm diameter with porosity 3 is a VitraPOR® disc manufactured from amorphous quartz glass. Thickness is 2,5 mm with a tolerance of ± 0,2 mm. As part of Series Q, both sides of the plate are ground, giving a biplanar surface finish suited to filter assemblies. The 10 mm diameter and defined porosity grade 3 make this plate a compact filter element for laboratory glassware and specialised filtration setups. It is supplied in a pack of 5 pieces. Amorphous quartz glass is used for these filter plates when quartz material properties are required in laboratory filtration. From manufacturer ROBU - Stereon, this VitraPOR® Q-series plate combines the stated diameter, porosity and thickness into a ready-to-use disc. The ground faces support seating and mounting in holders. Porosity 3 designates the pore class according to the product specification. The biplanar design and controlled thickness tolerance of ± 0,2 mm help maintain consistent geometry across the pack for filter-plate use in laboratory environments.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eProduct type: Quartz glass filter plate, biplanar\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 10 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933487112524,"sku":"Q0103","price":187.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0103.png?v=1783730580"},{"product_id":"quartz-glass-filter-disc-bi-plane-10-mm-por-4-thickness-25-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 10 mm, Por. 4 Thickness 2.5 mm ± 0.2 mm","description":"\u003cp\u003eQuartz glass filter plate, biplanar, 10 mm diameter with porosity 4 is a VitraPOR® disc manufactured from amorphous quartz glass. Thickness is 2,5 mm with a tolerance of ± 0,2 mm. As part of Series Q, both sides of the plate are ground, giving a biplanar surface finish suited to filter assemblies. The 10 mm diameter and defined porosity grade 4 make this plate a compact filter element for laboratory glassware and specialised filtration setups. It is supplied in a pack of 5 pieces. Amorphous quartz glass is used for these filter plates when quartz material properties are required in laboratory filtration. From manufacturer ROBU - Stereon, this VitraPOR® Q-series plate combines the stated diameter, porosity and thickness into a ready-to-use disc. The ground faces support seating and mounting in holders. Porosity 4 designates the pore class according to the product specification. The biplanar design and controlled thickness tolerance of ± 0,2 mm help maintain consistent geometry across the pack for filter-plate use in laboratory environments.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eProduct type: Quartz glass filter plate, biplanar\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 10 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 4\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933488357708,"sku":"Q0104","price":197.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0104.png?v=1783730591"},{"product_id":"quartz-glass-filter-disc-bi-plane-20-mm-por-0-thickness-40-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 20 mm, Por. 0 Thickness 4.0 mm ± 0.2 mm","description":"\u003cp\u003eQuartz glass filter plate, biplanar, 20 mm diameter with porosity 0 is a VitraPOR® disc manufactured from amorphous quartz glass. Thickness is 4,0 mm with a tolerance of ± 0,2 mm. As part of Series Q, both sides of the plate are ground, giving a biplanar surface finish suited to filter assemblies. The 20 mm diameter and defined porosity grade 0 make this plate a practical filter element for laboratory glassware and specialised filtration setups. It is supplied in a pack of 5 pieces. Amorphous quartz glass is used for these filter plates when quartz material properties are required in laboratory filtration. From manufacturer ROBU - Stereon, this VitraPOR® Q-series plate combines the stated diameter, porosity and thickness into a ready-to-use disc. The ground faces support seating and mounting in holders. Porosity 0 designates the pore class according to the product specification. The biplanar design and controlled thickness tolerance of ± 0,2 mm help maintain consistent geometry across the pack for filter-plate use in laboratory environments.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eProduct type: Quartz glass filter plate, biplanar\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 20 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933489504588,"sku":"Q0200","price":205.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0200.png?v=1783730602"},{"product_id":"quartz-glass-filter-disc-bi-plane-20-mm-por-1-thickness-40-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 20 mm, Por. 1 Thickness 4.0 mm ± 0.2 mm","description":"\u003cp\u003eVitraPOR® quartz glass filter plate is a biplanar filter disc manufactured from amorphous quartz glass with a diameter of 20 mm, porosity grade 1 and a thickness of 4,0 mm ± 0,2 mm. Belonging to the Q series, it features surfaces ground on both sides for a plane-parallel biplanar finish suited to laboratory filtration assemblies. The plate is available from manufacturer ROBU - Stereon in a pack of 5 pieces. Porosity 1 defines the pore grade of this VitraPOR® disc within the 20 mm format. With its specified diameter, thickness tolerance of ± 0,2 mm and double-sided ground faces, the filter plate can be integrated into filter holders, frit constructions and laboratory glassware requiring a quartz porous medium. Amorphous quartz glass is used throughout the disc. This article addresses needs for a standardized biplanar quartz glass filter plate of porosity 1 at 20 mm diameter and 4,0 mm thickness. It forms part of the VitraPOR® Q series of filter plates offered for laboratory use where the stated geometry and porosity are required.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 20 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 1\u003c\/li\u003e\n\u003cli\u003eThickness: 4,0 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933490585932,"sku":"Q0201","price":205.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0201.png?v=1783730613"},{"product_id":"quartz-glass-filter-disc-bi-plane-20-mm-por-2-thickness-40-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 20 mm, Por. 2 Thickness 4.0 mm ± 0.2 mm","description":"\u003cp\u003eVitraPOR® quartz glass filter plate is a biplanar filter disc manufactured from amorphous quartz glass with a diameter of 20 mm, porosity grade 2 and a thickness of 4,0 mm ± 0,2 mm. Belonging to the Q series, it features surfaces ground on both sides for a plane-parallel biplanar finish suited to laboratory filtration assemblies. The plate is available from manufacturer ROBU - Stereon in a pack of 5 pieces. Porosity 2 defines the pore grade of this VitraPOR® disc within the 20 mm format. With its specified diameter, thickness tolerance of ± 0,2 mm and double-sided ground faces, the filter plate can be integrated into filter holders, frit constructions and laboratory glassware requiring a quartz porous medium. Amorphous quartz glass is used throughout the disc. This article addresses needs for a standardized biplanar quartz glass filter plate of porosity 2 at 20 mm diameter and 4,0 mm thickness. It forms part of the VitraPOR® Q series of filter plates offered for laboratory use where the stated geometry and porosity are required.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 20 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 2\u003c\/li\u003e\n\u003cli\u003eThickness: 4,0 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933491601740,"sku":"Q0202","price":205.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0202.png?v=1783730623"},{"product_id":"quartz-glass-filter-disc-bi-plane-20-mm-por-3-thickness-40-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 20 mm, Por. 3 Thickness 4.0 mm ± 0.2 mm","description":"\u003cp\u003eVitraPOR® quartz glass filter plate is a biplanar filter disc manufactured from amorphous quartz glass with a diameter of 20 mm, porosity grade 3 and a thickness of 4,0 mm ± 0,2 mm. Belonging to the Q series, it features surfaces ground on both sides for a plane-parallel biplanar finish suited to laboratory filtration assemblies. The plate is available from manufacturer ROBU - Stereon in a pack of 5 pieces. Porosity 3 defines the pore grade of this VitraPOR® disc within the 20 mm format. With its specified diameter, thickness tolerance of ± 0,2 mm and double-sided ground faces, the filter plate can be integrated into filter holders, frit constructions and laboratory glassware requiring a quartz porous medium. Amorphous quartz glass is used throughout the disc. This article addresses needs for a standardized biplanar quartz glass filter plate of porosity 3 at 20 mm diameter and 4,0 mm thickness. It forms part of the VitraPOR® Q series of filter plates offered for laboratory use where the stated geometry and porosity are required.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 20 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 3\u003c\/li\u003e\n\u003cli\u003eThickness: 4,0 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933492879692,"sku":"Q0203","price":246.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0203.png?v=1783730636"},{"product_id":"quartz-glass-filter-disc-bi-plane-20-mm-por-4-thickness-40-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 20 mm, Por. 4 Thickness 4.0 mm ± 0.2 mm","description":"\u003cp\u003eVitraPOR® quartz glass filter plate is a biplanar disc manufactured from amorphous quartz glass, with a diameter of 20 mm, porosity grade 4 and a thickness of 4,0 mm ± 0,2 mm. Belonging to the Series Q range, it presents surfaces ground on both sides, supporting secure seating in laboratory filter holders and custom glass assemblies. The defined porosity class enables controlled particle retention and fluid passage in analytical and preparative filtration workflows where an inert quartz medium is preferred. Pack size is 5 pieces, making the item practical for routine replenishment of filtration setups. Dimensional consistency of the 4,0 mm thickness within the stated ± 0,2 mm tolerance aids reproducible mounting and sealing. These plates from manufacturer ROBU - Stereon are intended for general laboratory use as plain filter media without added coatings or treatments beyond the ground biplanar finish. Amorphous quartz glass construction suits chemically demanding environments typical of research and quality-control laboratories. The compact 20 mm format integrates readily into small-scale apparatus while retaining the mechanical stability expected of a solid glass filter plate at porosity 4.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 20 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 4\u003c\/li\u003e\n\u003cli\u003eThickness: 4,0 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933494026572,"sku":"Q0204","price":258.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0204.png?v=1783730645"},{"product_id":"quartz-glass-filter-disc-bi-plane-30-mm-por-0-thickness-40-mm-02-mm","title":"Quartz Glass Filter Disc, bi-plane, 30 mm, Por. 0 Thickness 4.0 mm ± 0.2 mm","description":"\u003cp\u003eVitraPOR® quartz glass filter plate is a biplanar disc of amorphous quartz glass measuring 30 mm in diameter, with porosity grade 0 and a thickness of 4,0 mm ± 0,2 mm. As part of the Series Q line, both faces are precision-ground, which promotes even contact and reliable positioning in laboratory filtration hardware. Porosity 0 provides a coarse filtration characteristic suited to applications that require free fluid flow with retention of larger particulates. The plate is supplied in a pack of 5 pieces for convenient stock management in research and industrial laboratories. Tight thickness control at 4,0 mm with a ± 0,2 mm tolerance supports consistent installation across repeated setups. These components from manufacturer ROBU - Stereon remain plain quartz media without extra surface treatments beyond the biplanar ground finish. Amorphous quartz glass offers the chemical inertness expected in demanding wet-chemistry and sample-preparation environments. The 30 mm diameter balances handling ease with sufficient filtration area for many standard laboratory assemblies using porosity 0 media.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-be\/collections\/sintered-glass-filter-plates-and-discs\"\u003eSintered glass filter plates \u0026amp; discs\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/filtration\"\u003eFiltration\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack size: 5 pc(s)\u003c\/li\u003e\n\u003cli\u003eBrand: VitraPOR®\u003c\/li\u003e\n\u003cli\u003eMaterial: Amorphous quartz glass\u003c\/li\u003e\n\u003cli\u003eDiameter: 30 mm\u003c\/li\u003e\n\u003cli\u003ePorosity: 0\u003c\/li\u003e\n\u003cli\u003eThickness: 4,0 mm ± 0,2 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBU - Stereon","offers":[{"title":"Default Title","offer_id":57933495271756,"sku":"Q0300","price":352.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/idl-Q0300.png?v=1783730655"}],"url":"https:\/\/www.luminixhealth.com\/en-be\/collections\/robu-stereon.oembed","provider":"Luminix Health","version":"1.0","type":"link"}