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 SERZ-1070 Spare bag sampling accessory, ACTI-VOC Price on request U-T5O3F-2S Ozone precursors/Freon cold trap Price on request M-DSK15-250 Spacer disc, alum, 1.5mm, for M-CTE250I,pk 24 Price on request