New DEVEX gas sampling bags with PTFE dual-valve, 2L Back Catalog number: HEDNDV32_2L Availability: In the manufacturer's stock Price on request - + Recommended C-MCTEKIT-250 High Temperature MCTE Starter Kit Price on request T-12AM Focusing trap, Air Monitoring, for TT24-7 Price on request M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request