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90mm Filtration Assembly with Standard Taper 40/35 Joint Connection

By Wheaton Science Products
90mm Filtration Assembly with Standard Taper 40/35 Joint Connection

Recommended for large sample volumes, liquids with a heavy particulate load and viscous liquids when a high flow rate is required. Can provide filtration rates up to four times faster than 47mm assemblies due to its larger filter area. Feature a unique screw collar design for connecting the funnel to the support base providing a more even seal of membrane filter compared to the traditional aluminum clamp. Glass components are manufactured from Wheaton 33 low extractable borosilicate glass that conforms to USP Type I and ASTM E 438 Type I, Class A requirements. Flasks have a #2 hose connection for 1/4" (6mm) I.D. tubing. A filtration flask with a standard taper 40/35 inner joint is required.

Kit Includes:

  • 12-419470 - Glass Funnel, 90mm, 1L, with Screw Collar
  • WF030089 - Glass Frit, 90mm
  • 12-419471 - Stainless Steel Support, 90mm
  • 12-265422 - PTFE Frit, 90mm
  • 12-419465 - Support Base, 90mm


  • 12-635525 - Filter Flask, 1L, with 40/35 Inner Joint
  • 12-635526 - Filter Flask, 2L, with 40/35 Inner Joint
  • 12-635527 - Filter Flask, 1L, Safety Coated, with 40/35 Inner Joint
Cat.No. Name CS    
12-419460 90mm Filtration Assembly with Stainless Steel Support $772.98
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12-419461 90mm Filtration Assembly with PTFE Support $617.57
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12-419462 90mm Filtration Assembly with Removable Glass Frit $617.57
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