Description
Erlenmeyer flask narrow neck, 20000 ml is a large graduated conical laboratory flask intended for measuring, heating, mixing and further investigations. Supplied as 1 pc, this high-capacity narrow-neck vessel forms part of the standard glassware range used wherever substantial liquid volumes must be handled safely. The graduated flask is made from high-quality, heat-resistant glass from manufacturer Dinkelberg analytics and carries a large labeling field for unambiguous content identification. It is suitable for stirring liquids, and uniform wall thickness supports controlled work during thermal operations. The 20000 ml nominal volume suits bulk preparation, dilution and processing steps in research, production support and teaching environments that outgrow smaller Erlenmeyer formats. The narrow neck helps limit splash and evaporation while the conical geometry still permits effective mixing. Available origin information indicates the Czech Republic. This flask meets everyday laboratory needs for robust, heat-resistant glassware with clear graduation and practical marking space at large scale.
This article is part of Erlenmeyer flasks, in Beakers & flasks.
Key features
- Pack size: 1 pc
- Product type: Erlenmeyer flask, narrow neck
- Capacity: 20000 ml
- Material: Heat-resistant graduated glass
- Marking: Large labeling field
- Origin: Czech Republic
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Questions about Flask, Erlenmeyer, narrow-neck, 20000ml
What is this article?
Flask, Erlenmeyer, narrow-neck, 20000ml is the article on this page. Luminix Health distributes Dinkelberg 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. 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.

