Devex Gas sampling bags 5L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: HEDDEV71_5L Availability: In the manufacturer's stock Price on request - + Recommended H1-AXAAC HiSorb probe, inert, standard, pk/6 Price on request H3-AXAAC HiSorb probe, PDMS/DVB, inert, standard length, pk 6 Price on request HEDFLD32_2L Fluode gas sampling bag with PTFE dual-valve, 2L Price on request