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 U-T2GPH-2S UNITY 2 & TD-100 Cold trap general purpose hydrop Price on request T-9GPC General purpose carbon cold trap, TT24-7 Price on request