Description
Suction flask of 500 ml capacity manufactured from borosilicate glass 3.3 with GL 32 thread is intended for vacuum filtration and related laboratory vacuum applications. The flask is vacuum-resistant and equipped with a screw-off olive plus a protective plastic coating that improves handling safety during use under reduced pressure. Sterilisable construction permits repeated processing under controlled laboratory conditions. The GL 32 neck ensures a secure threaded connection for tubing and accessories while the borosilicate 3.3 glass provides the thermal and chemical resistance expected in filtration work. This suction flask from manufacturer ROBU - Stereon is supplied as a single 500 ml unit and suits analytical chemistry, sample preparation and research environments. The removable olive simplifies cleaning and rapid change of connections. Plastic coating reduces injury risk should breakage occur under vacuum. Compact and practical, the flask integrates readily into standard filtration assemblies and supports efficient daily laboratory workflows where reliable vacuum-resistant glassware is required.
This article is part of Erlenmeyer flasks, in Beakers & flasks.
Key features
- Pack size: 1 pc
- Product type: Suction flask
- Capacity: 500 ml
- Material: Borosilicate glass 3.3
- Thread: GL 32
- Construction: Vacuum-resistant with removable olive
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Questions about Filtering Bottle, GL 32, 500 ml, GL 32
What is this article?
Filtering Bottle, GL 32, 500 ml, GL 32 is the article on this page. Luminix Health distributes ROBU - Stereon 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.

