Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended C-MCTEKIT-120 Low Temperature MCTE Starter Kit Price on request M-SPGSC-120 Adjustable sprung spacer, for M-CTE120I,pk 6 Price on request P-00010 VOC-Mole assembly, 230mm,pk10 Price on request