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COD测定中氯离子干扰的消除方法
引用本文:张月,简淼夫.COD测定中氯离子干扰的消除方法[J].工业用水与废水,2004,35(4):55-58.
作者姓名:张月  简淼夫
作者单位:南京工业大学,材料科学与工程学院,江苏,南京,210009;南京工业大学,材料科学与工程学院,江苏,南京,210009
摘    要:由于Cl-离子在COD测定中会干扰测量结果,尤其对于高氯低COD的水样,其干扰犹为严重,因此COD测定过程中需要对水样中的Cl-进行处理。文章从方法的原理、消除效果及适用范围等方面对目前国内在COD测试中采用的Cl-干扰消除方法进行了评述。

关 键 词:COD  氯离子  干扰
文章编号:1009-2455(2004)04-0055-03
修稿时间:2003年10月13

Methods for Eliminating Disturbance of Chlorine Ion in COD Measurement
ZHANG Yue,JIAN Miao-fu.Methods for Eliminating Disturbance of Chlorine Ion in COD Measurement[J].Industrial Water & Wastewater,2004,35(4):55-58.
Authors:ZHANG Yue  JIAN Miao-fu
Abstract:Cl- ion disturbs the result of measurement in the measurement of COD, which is even more serious in case of high-chlorine and low-COD water sample. Therefore, it is necessary to have the Cl- in the water sample treated during the measurement of COD. In this paper, the methods currently used in China to eliminate the disturbance of Cl- in COD measurement are evaluated in respects of the principles of the methods, the results of elimination, as well as the scopes of application, etc.
Keywords:COD  chlorine ion  disturbance
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