| 常温下比色法和滴定法测定COD |
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| 引用本文： | 张志贵,古力沙拉.常温下比色法和滴定法测定COD[J].干旱环境监测,1995,9(2):74-76. |
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| 作者姓名： | 张志贵 古力沙拉 |
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| 作者单位： | 克拉玛依环保监测站 |
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| 摘 要： | 在强酸溶液中，催化剂存在下，用重铬酸钾将Cr^6 还原为Cr^3 ，用比色法测定Cr^3 浓度或滴定过量的重铬酸钾来间接测定出COD浓度。
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| 关 键 词： | COD 还原法 间接测定 比色法 滴定法 水质监测 |
^COD DETERMINATION BY COLORIMETRY AND TITRATION IN NORMAL TEMPERATURE |
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| Zhang Zhigui and Gulishala.^COD DETERMINATION BY COLORIMETRY AND TITRATION IN NORMAL TEMPERATURE[J].Arid Environmental Monitoring,1995,9(2):74-76. |
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| Authors: | Zhang Zhigui and Gulishala |
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| Abstract: | COD concentration was indirectly determined by determining Cr3+ concentration in colorimetry and titrating surfeit K2Cr2O7, when Cr6+ was reduced to Cr3+ on condition of catalyst in strong base solution. |
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| Keywords: | COD Reducing method Indirect determination |
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