Filter support collars are ideal for supporting glass funnels, Gooch crucibles, Büchner funnels, and other filtration devices. The rubber collar forms a gas-tight seal during vacuum filtration. The collars are available in three sizes.
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Product Details
Ideal for supporting glass funnels, Gooch crucibles, Büchner funnels, and other filtration devices. The soft and flexible rubber forms a gas-tight seal during vacuum filtration.
• Size 3 fits a 250-mL filter flask. 31-mm top diameter, 16-mm bottom diameter
• Size 4 fits 500-mL and 1000-mL filter flasks. 39-mm top diameter, 22-mm bottom diameter
• Size 5 has a 50-mm top diameter, 30-mm bottom diameter
1-800-452-1261
