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 OST-227-3141 Spare solid glass stopcock key, NS 14,5, 2pc/pk Price on request C-TO17KIT TO-17 Starter Kit Price on request H2-AXAAC HiSorb probe, PDMS/CWR, inert, standard length, pk 6 Price on request