Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Back Catalog number: TDL31_5L Availability: In the manufacturer's stock Price on request - + Recommended C-POD-KIT01 POD Starter Kit: Carbopack X Price on request M-TICAP Tube interface cap for removable lid,pk 6 Price on request T-12AM Focusing trap, Air Monitoring, for TT24-7 Price on request