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Büchner Funnels
Buchner funnels use vacuum suction for filtration where paper filters or membranes cannot withstand chemical attack of the filtrate. Used in qualitative inorganic analysis, preparative chemistry and in organic chemistry labs to assist in collecting recrystallized compounds these filtration devices are made with porcelain, glass or plastic.
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Buchner Funnel, Porcelain, United Scientific Supplies
Buchner Funnels for filtering hot or cold solutions.
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Eisco Porcelain Büchner Funnels
Büchner funnels with straight sides and fixed perforated plates made of glazed porcelain.
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Eisco Plastic Büchner Funnels, 2 Part
Two-part Büchner funnels with straight sides and fixed perforated plates made of polypropylene plastic.
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Eisco Glass Büchner Funnels with Plain Stem
Büchner funnels with G3 porosity sintered discs made of borosilicate 3.3 glass.
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Buchner Funnels, United Scientific Supplies
The top portion of these polypropylene, two-piece funnels are snaps into the lower one, forming a vacuum seal that does not require greasing. The base of the top portion has a perforated filter plate.
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Buchner Funnel, Table Type, United Scientific Supplies
Large size flat bottom Buchner funnel.
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Eisco Glass Büchner Funnels with Jointed Stem
Büchner funnels with jointed stem and G3 porosity sintered disc made of borosilicate 3.3 glass.