DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: DEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended SERLFP-5003 Spare back pressure adapter, ACTI-VOC Price on request DEV71_5L Devex Gas sampling bags 5L, PP screw cap valve, 3/16'' OD (4.76mm) Price on request C-HSPH HiSorb handle, for manual probe extraction Price on request