Teflon Bag, On-Off Valve (1.2L) Back Catalog number: TE-21 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-1708-EU-R Gilibrator 3Low Flow Dry Cell Base Pack (No Case) Price on request 385-0114-01 Zero Cap, Black Rubber for Nephelometer Price on request 811-1702-EU-R Gilibrator 3 Charger w/ EU Cord Price on request