Filter Funnels
Heavy duty filtration funnels assist in collecting solid compounds present in liquids. Poured liquids travel by vacuum suction through fritted discs or perforated plates to flow out the long, angled stems. Common Hirsh or Buchner styles with ribs prevent airlock and make operation faster. The chemical and temperature resistance permits fluted filtration funnels to accommodate harsh materials and repetitive sterilizing procedures. Models vary in capacity, porosity, and filter paper accommodating sizes.
Applied Filters
Large Utility Funnels, Hutzler
These large utility funnels will withstand temperatures up to 250°F (121°C).
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Flint Glass Thistle Tubes, G.S.C International
Medium weight with wide flared top.
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Funnels with Standard Stems, United Scientific Supplies
These clear funnels have long stems, smooth walls, and external ribs to prevent air lock.
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Eisco Glass Thistle Tube Funnels
Stout-walled Thistle Tube Funnels for the delivery of liquid to an existing system or apparatus.

