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-COV10 O-Ring, low-emission,size 010, pk10(e2/e3 systems) Price on request HEDPOL32_5L Polyester gas sampling bag with PTFE dual-valve, 5L Price on request C-TAGKT TubeTAG starter kit (for SS tubes) Price on request