Fluode gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDFLD32_2L Availability: In the manufacturer's stock Price on request - + Recommended HEDNDV31_25L New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Price on request U-COV10 O-Ring, low-emission,size 010, pk10(e2/e3 systems) Price on request HEDDEV71_10L Devex Gas sampling bags 10L, PP screw cap valve, 3/16'' OD (4.76mm) Price on request