relation between bod and cod – Hard and Soft Water http://hardsoftwater.com Hard and soft water provides information on water filter, softener and water purification or treatment systems Fri, 13 Jan 2017 13:04:33 +0000 en-US hourly 1 https://wordpress.org/?v=6.9 61943100 Determination of chemical oxygen demand of water http://hardsoftwater.com/determination-of-chemical-oxygen-demand/ http://hardsoftwater.com/determination-of-chemical-oxygen-demand/#comments Fri, 13 Jan 2017 13:00:38 +0000 http://hardsoftwater.com/?p=451 Chemical Oxygen Demand indicates the amount of oxygen required to oxidize all soluble and particulate organic substances in water under specific conditions. All organic compounds may convert into carbon dioxide, water and ammonia. It is a significant parameter to determinate …

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