Description
Erlenmeyer flask narrow neck, 25 ml, is a graduated laboratory flask designed for everyday measuring, heating, mixing and related experimental work. Supplied as a pack of 10 pieces, these narrow-neck conical flasks form a standard element of laboratory glassware sets and support reliable handling of small liquid volumes. Manufactured from high-quality, heat-resistant glass from Dinkelberg analytics, each flask features uniform wall thickness that promotes safer performance during thermal operations. A generous labeling field on the body allows clear identification of contents, which is especially useful when several preparations run in parallel. The conical shape and narrow neck make the vessels well suited to stirring liquids while limiting splash and evaporation compared with wide-mouth designs. Graduations support approximate volume assessment during preparation and dilution steps. Typical uses include sample preparation, reagent mixing, gentle heating on suitable hotplates, and general wet-chemistry workflows in teaching, research and routine analytical laboratories. Country of origin is the Czech Republic. These 25 ml narrow-neck Erlenmeyer flasks combine practical geometry, durable glass construction and clear marking space for efficient daily lab use.
This article is part of Erlenmeyer flasks, in Beakers & flasks.
Key features
- Pack size: 10 pc(s)
- Product type: Erlenmeyer flask, narrow neck
- Volume: 25 ml
- Material: Heat-resistant glass
- Graduation: Graduated
- Labeling field: Large marking area
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Questions about Flask, Erlenmeyer, narrow-neck, 25ml, 10/PK
What is this article?
Flask, Erlenmeyer, narrow-neck, 25ml, 10/PK 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.

