New DEVEX gas sampling bags with PTFE dual-valve, 2L Back Catalog number: NDV32_2L Availability: In the manufacturer's stock Price on request - + Recommended M-MCHOR O-Ring, micro-chamber pan seal, for M-CTE120I,pk 6 Price on request M-MCTL250 Sample Pan Removal Tool, for high temp Micro-chamber Price on request DEV71_10L Devex Gas sampling bags 10L, PP screw cap valve, 3/16'' OD (4.76mm) Price on request