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Cytiva Whatman™ Vacu-Guard 150 Vacuum Protection Filter: Dessicant

Hydrophobic PTFE membrane in a pleated cartridge with chemical trap

Supplier:  Cytiva 67221002

Catalog No. 09-746B

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Care should be taken to determine safety and usefulness of products prior to routine use. For example, molecular sieve rapidly heats up when exposed to water.



Especially protective for vacuum pumps and exhaust air.

  • Permanently fuse bonded inside base of capsule
  • Stops 99.99% of particulates ≥0.1μm in air/gas
  • Can be used to remove aqueous and solvent vapour from air and exhaust
  • Housing: Polypropylene
  • Inlet: 1/2 in. hose barb
  • Outlet: 3/8-1/2 in. stepped hose barb
  • Filter dia. × L: 66 × 236mm (2.62 × 9.31 in.)


  • Anhydrous calcium sulfate
  • For protection from high velocity aerosols
  • High drying capacity
  • Flowrates at 0.1 bar (1.45psi) and 0.5 bar (7.25psi): 280 and 600L/min.



VACU-GUARD 150, desiccant
Polypropylene (PP)
236 mm
1 bar (15 psi)
66 mm


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