Description
Pear-shaped flask with standard ground joint NS 29/32 is a laboratory vessel made from borosilicate glass 3.3 with a nominal volume of 100 ml. It carries a clear capacity marking together with a frosted label area and white inscription, and is supplied without a stopper. The pear-shaped body and interchangeable NS 29/32 socket joint allow straightforward connection to condensers, adapters and other ground-joint glassware commonly used in distillation, evaporation and general reaction work. Thermal and chemical resistance characteristic of Boro 3.3 glass supports everyday heating and solvent handling under standard laboratory conditions. The frosted writing field provides a practical surface for sample identification while the white volume marking remains easy to read. These flasks from manufacturer Hecht are packed as 10 pieces, offering a convenient quantity for teaching laboratories, research groups and quality-control environments that maintain interchangeable ground-joint assemblies. The combination of defined joint size, durable glass and clear markings makes the 100 ml pear-shaped flask a reliable component for routine organic and analytical workflows.
This article is part of Laboratory labels, in Labels, signs & marking.
Key features
- Pack size: 10 pc(s)
- Shape: Pear-shaped
- Material: Borosilicate glass 3.3
- Volume: 100 ml
- Ground joint: NS 29/32
- Inscription: White
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Questions about Flasks, rotary evaporators with ground socket, Boro 3.3, printing white,
What is this article?
Flasks, rotary evaporators with ground socket, Boro 3.3, printing white, is the article on this page. Luminix Health distributes Hecht for laboratory use. It sits in Étiquettes de laboratoire, inside Étiquettes, panneaux & marquage, in Sécurité.
A laboratory label has to stick to a cold, a wet or a curved surface and stay legible. Cryo labels, autoclave labels and ordinary bench labels are different adhesives. The size and whether it takes pencil, print or a thermal transfer are the choices.
A label is how the next person knows what is in the bottle. A GHS label carries the pictogram, the signal word and the hazard statements the classification requires. A tape or a marker is only as useful as its survival in the freezer, the autoclave or the solvent it will meet. A safety sign is the instruction that stays on the door. The pictograms come from the CLP Regulation and are explained by ECHA CLP. Workplace signs sit with EU-OSHA.
Which category should I open next?
The category is Étiquettes, panneaux & marquage. The sub-category is Étiquettes de laboratoire. The catalogue is Sécurité.
Shelves beside this one are Ruban d'étiquetage & de marquage, Étiquettes GHS & de danger, Marqueurs & stylos, Panneaux de sécurité & pictogrammes and Étiquettes & marquage (autres).
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

