Teflon Bag, Septum Valve (50L) Back Catalog number: TE-28 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCU37500PVCMW Cassette, 37mm 3pc 5.0µm, PVC Matched, (50µg), 50/ Price on request 911-0501-EU-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request 800256 Single Variable Flow Kit, 7-10 x 150mm Price on request