| 电位滴定法测定烧碱中微量氯含量 |
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| 引用本文： | 胡正梅,张忠瑞. 电位滴定法测定烧碱中微量氯含量[J]. 广州化工, 2011, 39(14): 105-106 |
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| 作者姓名： | 胡正梅 张忠瑞 |
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| 作者单位： | 安徽华塑股份有限公司,安徽定远,233290 |
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| 摘 要： | 采用电位滴定分析法测定烧碱中氯含量：以浓硝酸中和烧碱并过量，用硝酸银作标准溶液为滴定剂，在乙醇介质中，以Ag—Ag2S电极作指示电极，双液接型甘汞电极为参比电极进行电位滴定，根据电位突跃确定滴定终点，方法相对误差0．047％，相对标准偏差0．00025％；平均回收率为99．80％。
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| 关 键 词： | 电位滴定 硝酸银 烧碱 |
The Determination of Chlorine Ion in Sodium Hydroxides Using Potentionetry Titrations |
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| HU Zheng-mei,ZHANG Zhong-rui. The Determination of Chlorine Ion in Sodium Hydroxides Using Potentionetry Titrations[J]. GuangZhou Chemical Industry and Technology, 2011, 39(14): 105-106 |
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| Authors: | HU Zheng-mei ZHANG Zhong-rui |
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| Affiliation: | (Anhui Hwasu Corporation,Anhui Dingyuan 233290,China) |
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| Abstract: | The potentiometry titration can be used to determine the content of chlorine ion in sodium hydroxides. The pracess was that neutralize sodium hydroxides with excessive concentrated nitric acids, using the standard liquor of silver nitrate as the titrant, |
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| Keywords: | potentiometry vtitration silver nitrate sodium hydroxide |
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