Tedlar PVF Gas Sampling Bag with PP valve, 6L, 3/16'' OD (4.76mm) Back Catalog number: HEDTDL71_6L Availability: In the manufacturer's stock Price on request - + Recommended HEDPOL32_2L Polyester gas sampling bag with PTFE dual-valve, 2L Price on request HEDTDLC31Z_0.3L Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Price on request HEDNDV32_5L New DEVEX gas sampling bags with PTFE dual-valve, 5L Price on request