Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_10L Availability: In the manufacturer's stock Price on request - + Recommended 1231 BALLOONS FOR GAS SAMPLING, 1,5Liters Price on request U-T6SUL-2S Sulphur/labile cold trap, Price on request C-HSPH HiSorb handle, for manual probe extraction Price on request