New Devex Sampling Bag with PTFE Valve & Septum Fitting, 50L Back Catalog number: NDV31_50L Availability: In the manufacturer's stock Price on request - + Recommended TDLC31Z_1.6L Tedlar® PVF Sampling Bags PTFE On/Off valve, 1,6L Price on request U-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request H3-AXAAC HiSorb probe, PDMS/DVB, inert, standard length, pk 6 Price on request