Description
Fritted filter funnel, 500 ml is a laboratory filtration vessel made from borosilicate glass 3.3 with an integral sintered disc of porosity 4. It supports vacuum filtration, solid recovery, washing and clarification in analytical, preparative and educational settings. The finer porosity grade is suited to retaining smaller particles while the reusable frit reduces the need for disposable filter media in many workflows. Nominal capacity is 500 ml and the unit weighs 0,550 kg, allowing straightforward connection to common suction bottles and nutsche filtration setups. This glassware from manufacturer Lenz utilises borosilicate glass 3.3 for reliable chemical and thermal performance with typical laboratory solvents and aqueous solutions. Porosity 4 is appropriate for finer precipitates, polishing filtrations and applications that demand tighter particle cut-off than coarser frits. Supplied as a single unit, the funnel is ready for integration into standard filtration trains and everyday laboratory glass apparatus where durable, cleanable fritted ware is preferred.
This article is part of Büchner & filter funnels, in Funnels.
Key features
- Pack size: 1 pc
- Product type: Fritted filter funnel
- Capacity: 500 ml
- Material: Borosilicate glass 3.3
- Porosity: 4
- Weight: 0,550 kg
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Questions about Fritted filter funnel, 500 ml, borosilicate glass 3.3, porosity 4, 1 unit(s)
What is this article?
Fritted filter funnel, 500 ml, borosilicate glass 3.3, porosity 4, 1 unit(s) is the article on this page. Luminix Health distributes Lenz 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?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.

