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 OST-201-3424 Tube gas sampling 150ml nozzle (GL14), septum Price on request T-12AM Focusing trap, Air Monitoring, for TT24-7 Price on request U-COV35 O-Ring, low-emission, size 035,pk10 Price on request