Hanna Instruments

Scientific Equipment

Safety Data Sheets

SDS search & quick download

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Hanna Care

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Certificates of Analysis

Download a copy of the certificate of analysis for your solution

Chemical Oxygen Demand (COD) is a measure of the capacity of water to consume oxygen during the decomposition of organic matter and the oxidation of inorganic chemicals, such as Ammonia and Nitrite.

To assist in the analysis of water samples, HANNA has a wide selection of meters, heater blocks, Reagents and accessories suitable for working with domestic or industrial waste water or natural water sources.