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 C-CL010 Penclips, pk10 Price on request U-T10CW-2S Chemical Warfare agents cold trap Price on request C-POD-S1P0 POD Support Plate, with clip, pk 100 Price on request