CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 5190-3988 P3211 pH comb electrode w/fill solution 5 171,04 Kč MA814D/1 EC/TDS/Temp probe for Mi306 Price on request MA919B/1 Glass pH electrode, refillable, BNC, 1m Price on request