New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Back Catalog number: HEDNDV31_25L Availability: In the manufacturer's stock Price on request - + Recommended TDL32_2L Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 2L Price on request H3-AXAAC HiSorb probe, PDMS/DVB, inert, standard length, pk 6 Price on request T-8MAT Materials emissions cold trap, TT24-7 Price on request