Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Back Catalog number: TDL32_5L Availability: In the manufacturer's stock Price on request - + Recommended U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request P-00040 VOC-Mole assembly, 830mm,pk10 Price on request T-8MAT Materials emissions cold trap, TT24-7 Price on request