Description
DURAN® filter flask with glass olive in bottle shape is a large-capacity laboratory receiver designed for collecting filtrate during vacuum filtration. Constructed from borosilicate glass 3.3 with heavy wall thickness, it is vacuum-resistant and supports safe work under reduced pressure. Vacuum is applied through the side glass-olive connection; the generous neck opening accommodates a rubber sleeve and Büchner-type filter funnel. Flasks exceeding 2000 ml are manufactured in bottle form rather than Erlenmeyer shape, and this 15 l nominal-volume model adopts that bottle geometry. The tubulated design streamlines preparative and analytical laboratory operations while lowering accident risk. An enamelled white marking is fired into the glass surface for permanent durability. Principal applications include liquid aspiration, filtration at reduced pressure and vacuum filtration. This single-piece glassware from manufacturer Duran/DWK Life Sciences is intended for high-volume filtration duties in research, pilot-plant and quality-control laboratories requiring robust, vacuum-compatible receivers.
This article is part of Erlenmeyer flasks, in Beakers & flasks.
Key features
- Pack size: 1 pc
- Storage temperature: Standard
- Material: Borosilicate glass 3.3
- Nominal volume: 15 l
- Side connection: Glass olive
- EAN: 4032051005747
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Questions about DURAN® Filtering Flask, with glass hose connection, bottle shape
What is this article?
DURAN® Filtering Flask, with glass hose connection, bottle shape is the article on this page. Luminix Health distributes DWK Life Sciences 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.

