Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_5L Availability: In the manufacturer's stock Price on request - + Recommended NDV32_2L New DEVEX gas sampling bags with PTFE dual-valve, 2L Price on request M-MCTL250 Sample Pan Removal Tool, for high temp Micro-chamber Price on request U-T11GPC-2S Unity 2/TD-100 Cold Trap carbon C4/5-C30/32 Price on request