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 T-1VX CW agents (in particular VX) cold trap, TT24-7 Price on request U-COV06 O-Ring, Size 006, pk/10 Price on request C-POD-KIT01-TNXTA POD Starter kit: Tenax TA Price on request