Tedlar® PVF Sampling Bags PTFE On/Off valve, 1,6L Back Catalog number: HEDTDLC31Z_1.6L Availability: In the manufacturer's stock Price on request - + Recommended H3-AXABC HiSorb probe, PDMS/DVB, inert, short version, pk 6 Price on request U-T6SUL-2S Sulphur/labile cold trap, Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request