Description
Büchner funnel 75 ml P3 is a compact filtration funnel designed for vacuum-assisted solid–liquid separations in the laboratory. It provides a 75 ml working volume, a filter plate measuring 45 mm in diameter and a stem outer diameter of 10 mm. The P3 porosity grade is appropriate for finer filtration of precipitates and suspensions in chemical, pharmaceutical and analytical applications. This filter nutsche from manufacturer Witeg is readily combined with standard vacuum filtration glassware used in research, teaching and quality-control laboratories. Supplied as a single piece, it offers a practical size for small-batch recrystallisation, isolation of solids and routine sample processing. Precise plate and stem dimensions support stable positioning in receiving vessels and adapters. The funnel has a net weight of 0,065 kg, remaining easy to manoeuvre on the bench. It is a suitable choice for educational and industrial environments that require consistent filtration performance for repeated preparative and analytical tasks at modest scale.
This article is part of Büchner & filter funnels, in Funnels.
Key features
- Pack size: 1 pc
- Capacity: 75 ml
- Porosity: P3
- Filter plate diameter: 45 mm
- Stem outer diameter: 10 mm
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Questions about Filter funnels 75 ml P3
What is this article?
Filter funnels 75 ml P3 is the article on this page. Luminix Health distributes Witeg 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.


