DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: HEDDEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended H3-AXAAC HiSorb probe, PDMS/DVB, inert, standard length, pk 6 Price on request 1233 BALLOONS FOR GAS SAMPLING, 4Liters Price on request U-T9TNX-2S Unity 2/TD-100 Cold trap, Tenax TA Price on request