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-TO15-KXR Focusing trap, Trace TO-15, for UNITY-xr with Kori-xr Price on request HEDFLD32_5L Fluode gas sampling bag with PTFE dual-valve, 5L Price on request M-MCHOR250 O-Ring, micro-chamber pan seal,pk 4 Price on request