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 U-COV450 O-Rings, low-emission,pk100 Price on request M-MCTOP250I Removable lids for M-CTE250I, inert,pk 4 Price on request HEDNDV61_50L New Devex Sampling Bag with ABS Valve & Septum Fitting, 50L Price on request