New Devex Sampling Bag with PTFE Valve & Septum Fitting, 25L Back Catalog number: HEDNDV31_25L Availability: In the manufacturer's stock Price on request - + Recommended U-T7EMP-2S Empty cold trap for UNITY series 2 Price on request M-MCHOR250HT O-Ring, micro-chamber pan seal,pk 4 Price on request RMK-0003-2S Markes Online Systems PM Kit Price on request