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Position: Home > Articles > Determination of COD without Use of Mercury in Chloride Water Samples Journal of Green Science and Technology 2013 (10) 141-143

含氯水样 COD 无汞测定方法探讨

作  者:
徐义邦;樊孝俊;唐珂;胡惠珍
单  位:
江西省南昌市环境监测站
关键词:
COD;氯离子;干扰;测定方法
摘  要:
指出了COD是水质监测的一项重要指标,氯离子是COD测定中主要的干扰物之一,如何消除Cl-的干扰,提高COD测定的重复性和准确度,同时减轻二次污染,是广大环境监测者非常关注并且着重研究的问题。综合分析了Cl-对COD测定的干扰机理,并对含氯水样COD无汞测定方法进行了探讨。
译  名:
Determination of COD without Use of Mercury in Chloride Water Samples
关键词:
COD%chlorine ion%interference%determination method
摘  要:
COD is one of the important indexes in water quality surveillance and chloride is one of the main disturbing substances .How to avoid the disturbance of chloride and improve the repeatability and accuracy and reduce secondary pollution is a problem deserving attention from large environmental monitoring workers .This article analyses the interference mechanism of Cl - to COD determination ,and discusses the determination methods of COD without use of mercury in chloride water samples .

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