Polyester gas sampling bag with PTFE dual-valve, 5L Back Catalog number: POL32_5L Availability: In the manufacturer's stock Price on request - + Recommended TDL71_5L Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Price on request H1-AXABC HiSorb probe, inert, short, pk/6 Price on request U-T1HBL-2S High boilers, C6 - C40, cold trap Price on request