Tedlar PVF Gas Sampling Bag with PP valve, 5L, 3/16'' OD (4.76mm) Back Catalog number: TDL71_5L Availability: In the manufacturer's stock Price on request - + Recommended H3-AXAAC HiSorb probe, PDMS/DVB, inert, standard length, pk 6 Price on request U-COV1517 Spare O-ring, brown, for POD sampler (diffusive body), pk 20 Price on request HEDNDV61_25L New Devex Sampling Bag with ABS Valve & Septum Fitting, 25L Price on request