About

For over 60 years, Hach Company has been developing innovative solutions used to test the quality of water, other liquids and air. Manufactured and distributed worldwide, Hach systems are designed to simplify analysis by offering sophisticated on-line instrumentation, accurate portable laboratory equipment, high-quality prepared reagents, complete easy-to-follow methods, and life-time technical support. Hach is a wholly owned subsidiary of Danaher Corporation, a Fortune 500 leader.




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Technical Articles

Continuous Silica Monitoring in a Power Plant (Chemical Sensors) Increasing Efficiency in Power New plant designs and technological developments in the power industry are leading to greater efficiency in converting fossil fuels to energy. Leveraging these... (View Full Article)
Introduction to Oxidation Reduction Potential Measurement (.pdf) (Environmental Sensors) Oxidation Reduction Potential (ORP or Redox Potential) measures an aqueous system's capacity to either release or accept electrons from chemical reactions. When a system tends to accept electrons, it... (View Full Article)