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 T-8MAT Materials emissions cold trap, TT24-7 Price on request U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request U-T14H2S-2S H2S cold trap, UNITY 2/xr Price on request