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 SERZ-1070 Spare bag sampling accessory, ACTI-VOC Price on request U-T18325-2S EPA 325 cold trap, UNITY 2/xr and TD-100/xr Price on request U-COV201 O-ring, Injector HiSorb & HiSorb Storage, pk 10 Price on request