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COD
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COD
Encyclopedia
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chemical oxygen demand；COD
化学需氧量
水样在一定条件下，以氧化1升水样中还原性物质所消耗的氧化剂的量为指标，折算成每升水样全部被氧化后，需要的氧的毫克数。以毫克/升表示。化学需氧量反映了水中受还原性物质污染的程度，也是有机物相对含量的综合指标之一。
Chemistry
＞分析化学＞化学分析＞释义
chemical oxygen demand (COD)
化学需氧量
Biology
COD
chemical oxygen demand
化学耗氧量；化学需氧量
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