Teflon Bag, Septum Valve (50L) Back Catalog number: TE-28 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCS25455-50 Cassette, 25mm, Classic Style TEM, 0.45µm, MCE, 50 Price on request 910-1605-NO Gilian 12, 5-Pack Kit, No Cord Price on request 783-0013-01-R Battery Pack AA Alkaline Price on request