| 重铬酸钾法测定水中COD分析法研究 |
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| 引用本文： | 孙丽.重铬酸钾法测定水中COD分析法研究[J].冶金动力,2011(2):73-75. |
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| 作者姓名： | 孙丽 |
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| 作者单位： | 华西钢铁公司中心化验室,江苏,江阴,214400 |
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| 摘 要： | 重铬酸钾法是测定工业废水中COD的国家标准方法,通过大量的试验对其精密度,回收率,标准溶液的稳定性,以及取样方式等进行探讨,结合实际工作应用中所出现的一些问题进行分析,采取有效的调整和控制方法,减少误差,确保测定结果更加真实地反映水样的实际情况。
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| 关 键 词： | COD 重铬酸钾 测定 |
Analysis of Potassium Dichromate Method for Determining COD in Water |
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| SUN Li.Analysis of Potassium Dichromate Method for Determining COD in Water[J].Metallurgical Power,2011(2):73-75. |
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| Authors: | SUN Li |
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| Affiliation: | SUN Li(Center Laboratory,Huaxi Iron and Steel Company,Jiangyin,Jiangsu 214400,China) |
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| Abstract: | The potassium dichromate method is the national standard method for determining COD in the industrial wastewater.Based on massive experiments,accuracy,recovery of the method,standard solution's stability and the sampling method are discussed in this paper.The problems in the practical work are analyzed.The effective adjustment and control methods are adopted to reduce errors and to ensure reality of the determined water sample. |
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| Keywords: | COD potassium dichromate determination |
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