Teflon Bag, On-Off Valve (1.2L) Back Catalog number: TE-21 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-1505-NO Gilian 10i, 5-Pack Kit, No Cord Price on request TE-27 Teflon Bag, Septum Valve (4.7L) Price on request GF37450 Filter, MCE, 0.45µm, 37mm, 100/Pack Price on request