CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 18901207 1408μS/cm 250mL Conductivity Solution, one bottle 19,90 € 18901166 Standard conductivity solution 19,90 € 18901219 222mV ORP 250mL, 222mV, ORP standard solution, one 31,04 €