Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended HEDTDLC31Z_0.3L Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Price on request T-8MAT Materials emissions cold trap, TT24-7 Price on request H4-AXAAC HiSorb probe, DVB/CWR/PDMS, inert, standard length, pk 6 Price on request