CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended MA814D/1 EC/TDS/Temp probe for Mi306 Price on request PC-5000-1177 1/4" ID Peristaltic Pump Santoprene Tubing (TPE55S Price on request MA814DB/1 EC/TDS/Temp probe for Mi170 Price on request