Pyrex® heavy wall graduated filtering flask, with tubulation 10 mm O.D. hose-connection, capacity 1,000 mL | Sigma-Aldrich
USA Lab 5000mL / 5L Filter Flask With 150mm Ceramic Buchner Funnel Kit - USA Lab
1-Liter, Glass Flask for Filter Funnel | Pall Shop
Accessories for 25 mm vacuum filtration unit, 125 ml suction flask with vacuum connection (Ø 6 mm) | Filtration devices and filter holders | Filtration and separation | Filtration, Water Purification, Dialysis | Labware | Carl Roth - International