Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Back Catalog number: TDL32_5L Availability: In the manufacturer's stock Price on request - + Recommended U-COV07 O-Ring, low-emission, size007, pk 10 (TD autosampl Price on request T-11OP Ozone precursors trap, TT24-7 Price on request C-POD-KIT01-5TD POD Starter Kit: Carbograph 5TD Price on request