Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_10L Availability: In the manufacturer's stock Price on request - + Recommended U-T10CW-2S Chemical Warfare agents cold trap Price on request NDV32_2L New DEVEX gas sampling bags with PTFE dual-valve, 2L Price on request U-T18325-2S EPA 325 cold trap, UNITY 2/xr and TD-100/xr Price on request