Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 2L Back Catalog number: TDL32_2L Availability: In the manufacturer's stock Price on request - + Recommended HEDTDLC31Z_1.6L Tedlar® PVF Sampling Bags PTFE On/Off valve, 1,6L Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request P-CPU10 Unions, for VOC-Mole cap assembly,pk10 Price on request