Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_6L Availability: In the manufacturer's stock Price on request - + Recommended U-HSAG-20 HiSorb Agitator, accommodates 16 vials (20mL) Price on request C-CRCK Canister Rack Connection Kit, for connecting 15 x 1/4" outlet canisters to U-RACK02 Price on request SERZ-1097 Spare tube assembly, ACTI-VOC Price on request