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 C-HSPH HiSorb handle, for manual probe extraction Price on request M-MCTOP250I Removable lids for M-CTE250I, inert,pk 4 Price on request 1235 BALLOONS FOR GAS SAMPLING, 8Liters Price on request