Quick Answer: The Funnel, Buchner is a vitrified porcelain Buchner funnel with a fixed perforated plate for vacuum-assisted filtration. It comes in diameters from 35mm to 200mm and is glazed inside and out.
Last updated: October 2026
Key Features
Laboratory-grade vitrified porcelain, glazed inside and outside
Fixed perforated plate for vacuum-assisted filtration
Thermal shock resistant, operational up to 1050°C
Glaze resists concentrated acids and alkaline reagents (not HF)
Concentrated acids and alkaline reagents, excluding HF
HS code
6909.11.00
About This Product
A Buchner funnel sits on a filter flask, with filter paper laid over the perforated plate, so that suction pulls the liquid through and leaves the precipitate behind. It is used to collect and dry crystals and other solids quickly in chemistry practicals. Educational Instrument can arrange export supply of the Funnel, Buchner to Sierra Leone, Grenada, Mongolia, Equatorial Guinea, Belgium and Burkina Faso.
Frequently Asked Questions
Which diameters are available for the Funnel, Buchner?
35mm, 50mm, 70mm, 90mm, 110mm, 125mm, 150mm and 200mm.