Description
Filter funnel 50 ml with porosity F is a laboratory filtration device made from borosilicate glass 3.3. It incorporates a VitraPOR® sintered filter plate of 36 mm diameter and provides a working height of 53 mm above the filter plate, giving suitable capacity for small-scale vacuum or gravity filtration. The porosity F grade is intended for fine filtration tasks commonly required in analytical and preparative chemistry. Produced by manufacturer ROBU - Stereon, this filter funnel combines the chemical resistance and thermal stability characteristic of borosilicate 3.3 glassware. The integrated filter plate reduces the need for separate filter papers in many procedures, streamlining workflow and lowering contamination risk. With a nominal 50 ml capacity, the funnel is well matched to microscale and small-volume laboratory work. It is suitable for research, quality-control and educational laboratories performing solid–liquid separations and integrates readily into standard filtration assemblies. The robust glass construction supports repeated use under typical laboratory conditions while maintaining consistent filtration performance.
This article is part of Büchner & filter funnels, in Funnels.
Key features
- Pack size: 1 pc
- Capacity: 50 ml
- Material: Borosilicate 3.3
- Filter plate diameter: 36 mm
- Porosity: F
- Height above filter plate: 53 mm
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Questions about Filter Funnel, 50 ml, Por. F
What is this article?
Filter Funnel, 50 ml, Por. F is the article on this page. Luminix Health distributes ROBU - Stereon for laboratory use. It sits in Büchner & filter funnels, inside Funnels, in Labware.
A Büchner funnel is a perforated porcelain or plastic plate used with a rubber cone and vacuum to pull liquid through a filter paper. A filter funnel is the glass cone that holds a folded paper under gravity. The plate diameter decides the paper size.
A funnel guides a liquid or a powder into a narrower mouth. A filter funnel holds a paper. A Büchner funnel is the flat perforated plate used with vacuum. A separating funnel has a stopcock so two liquid layers can be run off one at a time. A dropping funnel adds a reagent slowly into a reaction. The bore and the stopcock are the parts that matter. This glassware is listed under ISO laboratory glassware.
Which category should I open next?
The category is Funnels. The sub-category is Büchner & filter funnels. The catalogue is Labware.
Shelves beside this one are Funnels (plastic, glass & steel), Dropping funnels, Separating funnels and Powder funnels.
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.

