Description
Suction flask 250 ml is a complete Erlenmeyer-form vacuum filtration flask made from DURAN tubing in clear borosilicate glass 3.3. Offering a nominal volume of 0,25 l, the flask is equipped with a PPN plastic olive and a plastic side tubus for dependable hose attachment during suction filtration or vacuum work. The borosilicate glass 3.3 construction provides good chemical resistance and thermal stability while the clear glass body allows continuous visual observation of the contents. Net weight is 0,322 kg. Designed for laboratory filtration, reduced-pressure sample handling and general vacuum applications, this bottle fits the categories of filter flasks, Woulff bottles and vacuum flasks. Supplied as one complete piece from manufacturer Witeg, it is ready for immediate integration into standard filtration assemblies. The 250 ml capacity balances sample volume with bench-space efficiency, making it suitable for a wide range of chemical, pharmaceutical and research workflows that require reliable vacuum-compatible glassware.
This article is part of Erlenmeyer flasks, in Beakers & flasks.
Key features
- Pack size: 1 pc
- Nominal volume: 0,25 l
- Material: Borosilicate glass 3.3
- Shape: Erlenmeyer form
- Fittings: PPN plastic olive and plastic tubus
- Configuration: Complete
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Questions about Filtration flasks Erlenmeyer shape
What is this article?
Filtration flasks Erlenmeyer shape is the article on this page. Luminix Health distributes Witeg 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.


