DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: HEDDEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended H1-AXAAC HiSorb probe, inert, standard, pk/6 Price on request C-TDKIT-02 Essential Automated TD Starter Kit Price on request C-EZVOCTG Easy-VOC TubeTAG Interface Price on request