Teflon Bag, On-Off Valve (0.5L) Back Catalog number: TE-22 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GH37SR-2 Housing, 37mm 2pc Solvent Res, 50/Box Price on request 783-0009-02-R Battery Pack, GilAir-5. UL, ATEX, NiMH Price on request GCU37080GS Cassette, 37mm 3pc 0.8µm MCE, Gridded, Sterile, 50 Price on request