Devex Gas sampling bags 10L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: HEDDEV71_10L Availability: In the manufacturer's stock Price on request - + Recommended HEDDEV41_5L DEVEX sampling bags 5L, stopcock & septum Price on request C-MCTEKIT-250 High Temperature MCTE Starter Kit Price on request U-T1HBL-2S High boilers, C6 - C40, cold trap Price on request