制盐废液中氯化钠含量检测方法的分析比较  

Comparative Analysis of Methods for Determining NaCl Content in the Waste Liquid of Salt Making

作　　者：陈峥[1] 边亚微 刘素芹[1] CHEN Zheng;BIAN Ya-wei;LIU Su-qin(Tianjin Changlu Haijing Group,Co.,Ltd.,Tianjin 300450,China)

机构地区：[1]天津长芦海晶集团有限公司,天津300450

出　　处：《盐科学与化工》2023年第4期14-16,共3页Journal of Salt Science and Chemical Industry

摘　　要：制盐废液中所含氯化钠是化学工业“三酸两碱”中烧碱及纯碱生产的基本原料,提高制盐废液中氯化钠检测技术的精准度,为制定盐废液综合利用方案提供有效数据参考,是提高制盐废液资源化利用水平的关键所在。文章以银量法、原子吸收分光光度法、钠离子分析仪法进行制盐废液中氯化钠含量的检测,比较三种检测方法的准确度、精密度,并分析产生差异的原因。The NaCl in the waste liquid of salt making is the basic material of caustic soda and sodium carbonate in the chemical industry.Improving the accuracy of NaCl detection technology in waste liquid of salt making,providing effective data reference for formulating comprehensive utilization plan of waste liquid of salt making,is the key to improve the level of resource utilization of waste liquid of salt making.In this article,the content of NaCl in the waste liquor of salt making was determined by silver method,atomic absorption spectrophotometry and sodium ion analyzer,and the accuracy and precision of the three methods were compared,and the reasons for the differences were analyzed.

关 键 词：制盐废液 氯化钠 检测方法 分析比较 

分 类 号：TS312[轻工技术与工程]