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Electro-Chemical Devices, Inc. (ECD) is a recognized leader in liquid analytical industrial process instrumentation:
Transmitters, Controllers, Analyzers, Sensors, Electrodes

ECD's products measure:
pH, Conductivity, Resistivity, Oxidation Reduction Potential (ORP, REDOX), Dissolved Oxygen (DO) optical & amperometric, Turbidity, Free Residual Chlorine, Total Chlorine, Ion Selective Electrodes (pION) for Ammonium, Bromide, Cadmium, Calcium, Chloride, Copper, Cyanide, Fluoride, Nitrate, Potassium, Sodium and Sulfide. Colorimetric Analyzers for Aluminum, Ammonia, Chlorine, Chloride, Chromium VI, Copper, Cyanide, Hardness, Iron, Manganese, Nickel, Nitrate, Nitrite, Total Nitrogen, Phosphate, Total Phosphate, Silica, Sulfate, Sulfide, Zinc. Control systems for boiler blow down & cooling towers.

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