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 C-TAGKT TubeTAG starter kit (for SS tubes) Price on request 1970-0011-R O-RING -011 .301 ID X .070 W Each Price on request FLD32_2L Fluode gas sampling bag with PTFE dual-valve, 2L Price on request