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 U-T22117-2S Focusing trap, China Air 117, for for UNITY-xr, TD100-xr, Centri Price on request C-POD-S010 POD Sampler, pk 10 Price on request C-TAD-01 Tube Adaptor, for connection of 1/4" tubes to 1/8" flexible tubing Price on request