CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended MA919B/1 Glass pH electrode, refillable, BNC, 1m Price on request 1575-1L CHEMSOLUTE ready-to-use conductivity sol. 1413 µS/cm, 1L (THG) Price on request MI57P ORP/Temp probe for ORP57 Price on request