Devex Gas sampling bags 10L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: DEV71_10L Availability: In the manufacturer's stock Price on request - + Recommended TDL71_5L Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Price on request U-COV10 O-Ring, low-emission,size 010, pk10(e2/e3 systems) Price on request H2-AXAAC HiSorb probe, PDMS/CWR, inert, standard length, pk 6 Price on request