CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended MA991B/1 Combined glass pH electrode MA991B/1 Price on request MA811/2 Conductivity/TDS probe with 2meter cable (MC410). Price on request 18901152 DODO01-10M Optical DO probe 749,45 €