Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 2L Back Catalog number: TDL32_2L Availability: In the manufacturer's stock Price on request - + Recommended HEDDEV41_5L DEVEX sampling bags 5L, stopcock & septum Price on request C-TAD-01 Tube Adaptor, for connection of 1/4" tubes to 1/8" flexible tubing Price on request RMK-0003-2S Markes Online Systems PM Kit Price on request