Teflon Bag, On-Off Valve (1.2L) Back Catalog number: TE-21 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended C-BIO02-10 BioVOC-2 Breath Sampler, pk 10 Price on request GCU37080GS Cassette, 37mm 3pc 0.8µm MCE, Gridded, Sterile, 50 Price on request 201050 Filter, Replacement, GilAir-3/GilAir-5/BDX II Price on request