Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Back Catalog number: TDL32_5L Availability: In the manufacturer's stock Price on request - + Recommended SERLFP-5002 Spare charger, ACTI-VOC Price on request T-13PAM Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for TT24-7 Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request