Teflon Bag, Septum Valve (50L) Back Catalog number: TE-28 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended C-BIO02-01 BioVOC-2 Breath Sampler, pk 1 Price on request 811-9929-01 Inhalable Dust Sampler, GSP-3.5 Conical Style (100 Price on request 811-9943-01-R Cable, USB-A to USB-B (6 ft) Price on request