Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended TDL32_5L Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Price on request P-00030 VOC-Mole assembly, 830mm,pk10 Price on request C-MCTEKIT-250 High Temperature MCTE Starter Kit Price on request