Teflon Bag, On-Off Valve (0.5L) Back Catalog number: TE-22 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 810-0902-01-R Data Logging Pump Only (No Dock) Price on request 811-1604-NO Gilian 12 Power Module, No Cord Price on request GF25120 Filter, MCE 1.2µm 25mm, 100/Pack Price on request