Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF37TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GH37SR-2 Housing, 37mm 2pc Solvent Res, 50/Box Price on request 911-0601-EU-R Single Unit Charger w/ Power Adapter, USB, BDX-2- Price on request 811-9929-01 Inhalable Dust Sampler, GSP-3.5 Conical Style (100 Price on request