| 涤纶染水化学耗氧量(COD)的简化分析 |
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| 引用本文： | 马效民. 涤纶染水化学耗氧量(COD)的简化分析[J]. 林业科技情报, 2008, 40(4): 40-42 |
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| 作者姓名： | 马效民 |
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| 作者单位： | 哈尔滨职业技术学院 |
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| 摘 要： | 印染工业废水中，主要有毒物质是染料和它的助染剂，它们在水中呈现较高的COD、BOD和色度。化学耗氧量（COD）是水体中有机物污染程度的综合性指标。在采用重铬酸钾法测定COD时，回流15min与2h的测定值基本一致，可以缩短测定时间。
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| 关 键 词： | 印染废水 涤纶染水 化学耗氧量(COD) 重铬酸钾法 |
Analysis Of COD In Terylen Printing Water |
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| Ma Xiaomin. Analysis Of COD In Terylen Printing Water[J]. Forestry Science and Technology Information, 2008, 40(4): 40-42 |
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| Authors: | Ma Xiaomin |
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| Affiliation: | Harbin City Vocational And Technical College |
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| Abstract: | The main poisonous substances of printing industry waste water are the dyestuff and its dyeing auxiliary,which is of higher COD,BOD and chrominance in water.COD is the integration index of water organic pollution degree.The observed values of with the circumfluence times are 15 minutes and 2 hours have no difference when using potassium dichromate method to determine COD. |
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| Keywords: | printing waste water terylen printing water COD potassium dichromate method |
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