New Devex Sampling Bag with PTFE Valve & Septum Fitting, 50L Back Catalog number: HEDNDV31_50L Availability: In the manufacturer's stock Price on request - + Recommended U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request U-T17O3P-2S Ozone precursors cold trap, UNITY 2/xr and TD-100/ Price on request M-SPC05-250 Collar spacer, alum 5mm, for M-CTE250I,pk 4 Price on request