DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: DEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request DEV21_0.5L Devex bag with PC valve, 0,5L Price on request M-MCHOR250 O-Ring, micro-chamber pan seal,pk 4 Price on request