DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: HEDDEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended C-KIT325T-2S 325 Tube Kit Price on request OST-201-0246 Screw caps for screwthread tubes GL14, bore 8mm Price on request C-TDKIT-02 Essential Automated TD Starter Kit Price on request