CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 18901197 PH1.68 250mL 1.68pH, one bottle 19,09 € MA812/2 Conductivity/TDS probe with 2meter cable(MC 310). Price on request 18901158 DTEMP-01 Stainless-steel temp probe 40,22 €