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 M-TSTIN Inserts, PTFE,pk 6 Price on request HEDPOL32_2L Polyester gas sampling bag with PTFE dual-valve, 2L Price on request T-11OP Ozone precursors trap, TT24-7 Price on request