Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_5L Availability: In the manufacturer's stock Price on request - + Recommended U-COV108-H O-ring, Injector Liner, Black, High Temp, pk/1 Price on request U-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request 1230 BALLOONS FOR GAS SAMPLING, 1Liter Price on request