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Montreal HQ · Serving North America
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Built by Engineers

Zefon® offers a complete line of air sampling cassettes manufactured to meet all applicable NIOSH, OSHA, and EPA standards. All cassette housings are manufactured in-house from polystyrene or polypropylene and are available in two or three piece configurations. Cassettes are individually assembled and preloaded under stringent quality assurance standards with only the finest quality membrane and support pads.

Features 
• Fully assembled, preloaded and ready to use
• Leak free construction eliminates sample loss
• Configurations available to conform with most NIOSH standards that require filter cassettes
• Wide selection of filter membrane types
• Available with Zefon® Solu-Sert™ or Gravi-Sert™ filter capsules installed
• Sterile models available for fluid contamination sampling and microbiological analysis
• Ultra Pure PTFE models available for pharmaceutical compound sampling
• Custom configurations available

*Limited shelf life

Part NumberDiameterPore SizeHousing StyleNotesQuantity
ZE-528MCE25 mm0.8 μm2-Piece, Styrene-50/Box
ZE-538MCE25 mm0.8 μm3-Piece, Styrene-50/Box
ZE-7345MCE37 mm0.45 μm3-Piece, Styrene-50/Box
ZE-PS7345MCE37 mm0.45 μm3-Piece, StyreneSterile50/Box
ZE-734MCECF37 mm0.45 μm3-Piece, Conductive-50/Box
ZE-7345MCECF37 mm0.45 μm - 5.0 μm 3-Piece, Conductive-50/Box
ZE-7445MCE-C37 mm0.45 μm4-Piece, StyreneFilter Placed Between Spacer Rings50/Box
ZE-7445MCECF-C37 mm0.45 μm4-Piece, ConductiveFilter Placed Between Spacer Rings50/Box
ZE-728MCE37 mm0.8 μm2-Piece, Styrene-50/Box
ZE-729MCE37 mm0.8 μm2-Piece, Styrene, Banded-50/Box
ZE-7M92M37 mm0.8 μm2-Piece, Styrene, BandedMatch-Weighed Filters50/Box
ZE-738MCE37 mm0.8 μm3-Piece, Styrene-50/Box
ZE-PS738MCE37 mm0.8 μm3-Piece, StyreneSterile50/Box
ZE-738MCECF37 mm0.8 μm3-Piece, Conductive-50/Box
ZE-739MCE37 mm0.8 μm3-Piece, Styrene, Banded-50/Box
ZE-7M93M37 mm0.8 μm3-Piece, Styrene, BandedMatch-Weighed Filters50/Box
ZE-7M93M-SB37 mm0.8 μm3-Piece, Styrene, BandedMatch-Weighed Filters With Security Band50/Box