Description
Erlenmeyer flask, narrow neck, Simax borosilicate glass 3.3, 250 ml is a standard conical flask for laboratory mixing, storage and moderate-volume preparations. The narrow neck (Enghals) helps contain contents during agitation, while the wide base and sloping sides facilitate swirling and heat distribution. Fabricated from Simax borosilicate glass 3.3, the flask utilises the familiar 3.3 glass composition common in laboratory glassware. Packaged as a single unit from manufacturer Hecht, the 250 ml capacity addresses typical bench-scale needs in chemistry, microbiology and teaching environments. Optical clarity of the glass allows continuous visual monitoring of solutions, suspensions or cultures. The vessel can be used with conventional laboratory accessories and fits into established glassware inventories for research, quality control and educational settings. Its clean, functional design focuses on reliable daily performance as a narrow-neck Erlenmeyer flask without extraneous modifications.
This article is part of Erlenmeyer flasks, in Beakers & flasks.
Key features
- Pack size: 1 pc
- Product type: Erlenmeyer flask
- Neck type: Narrow neck (Enghals)
- Material: Simax borosilicate glass 3.3
- Capacity: 250 ml
- Form: Conical flask with flat bottom
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Questions about Erlenmeyer flasks, narrow neck, Simax borosilicate glass 3.3 ml 250
What is this article?
Erlenmeyer flasks, narrow neck, Simax borosilicate glass 3.3 ml 250 is the article on this page. Luminix Health distributes Hecht for laboratory use. It sits in Erlenmeyer flasks, inside Beakers & flasks, in Labware.
An Erlenmeyer, or conical, flask has a flat base and a narrowing wall so a liquid can be swirled. It is the ordinary culture and titration flask. A baffled wall is a different article, used when the swirl must turn the liquid over.
A beaker is an open working vessel: easy to pour, poor as a measure. An Erlenmeyer flask has a flat base and a conical wall so a liquid can be swirled without climbing out. A round-bottom flask is for heating under a condenser, because the heat meets a curved wall and the joint at the neck connects to the rest of the glassware. Borosilicate is the glass that survives the temperature change. These forms are listed under ISO laboratory glassware.
Which category should I open next?
The category is Beakers & flasks. The sub-category is Erlenmeyer flasks. The catalogue is Labware.
Shelves beside this one are Round-bottom flasks, Beakers, Reaction vessels & jacketed vessels, Flat-bottom flasks, Flasks (other) and Beaker & flask accessories.
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.
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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.

