Description
Erlenmeyer flask, narrow neck, with graduation, Boro 3.3, white inscription, DIN ISO 1773 is a conical laboratory flask made from borosilicate glass 3.3 for routine chemical and life-science work. The 500 ml nominal volume combines a classic conical body with a narrow neck that supports controlled pouring, reduced evaporation and secure stoppering during mixing, heating or short-term holding of liquids. Permanent white inscriptions and clear graduation marks allow convenient approximate volume reading directly at the bench. Conformance to DIN ISO 1773 ensures dimensional consistency with standard laboratory closures and accessories. Borosilicate glass 3.3 provides the thermal-shock resistance and chemical durability expected of everyday lab glassware. These graduated Erlenmeyer flasks from manufacturer Hecht are supplied as a practical multipack suited to teaching laboratories, quality-control stations and research environments. The conical geometry promotes efficient swirling and homogeneous mixing while the narrow neck accommodates common stoppers and adapters. Typical applications include media and buffer preparation, sample incubation, reagent handling and preparatory steps ahead of titration or analysis, delivering reliable, standardised glassware for daily laboratory workflows.
This article is part of Erlenmeyer flasks, in Beakers & flasks.
Key features
- Pack size: 6 pc(s)
- Volume: 500 ml
- Neck type: Narrow neck
- Material: Boro 3.3
- Graduation: With graduation
- Inscription: White
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Questions about Flasks, Erlenmeyer, narrow neck, DIN EN ISO 1773, Boro 3.3, printing white,
What is this article?
Flasks, Erlenmeyer, narrow neck, DIN EN ISO 1773, Boro 3.3, printing white, 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.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Delivery across Europe, two to five days when in stock. 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.

