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-T3ATX-2S Air Toxics, C2 - C14 (TO-14), cold trap Price on request T-13PAM Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for TT24-7 Price on request M-DSKPF Sample disc, 1.0mm thickness, PTFE,pk 6 Price on request