Zefon International
37mm 2-Piece Styrene Filter Cassette preloaded with a 5.0µm PVC Filter Membrane.
Suitable for Silica Testing.
- Fully assembled, preloaded and ready to use
- Leak free construction eliminates sample loss
- Configurations available to conform with most NIOSH, OSHA or EPA standards that require filter cassettes
50 cassettes per box.