Online COD Analyzer comes with precision syringe drive system, tiny digestion unit with PID controller, air pump and blower. Its analysis is based on sample oxidation using potassium dichromate. This is a fully automated instrument with precision syringe drive system. Demanded for its excellent performance and is based on advance technology, this Online COD Analyzer is utilized in laboratories to monitor automatic COD Potassium Dichromate method for on-line control of waste water plants.