蓄电池制造过程中铅的EDTA快速滴定  

The improved EDTA rapid titration of lead in the batteries

作　　者：谢小运[1] 刘跃进[1] 胡宏[1] 

机构地区：[1]湘潭大学化工学院,湖南湘潭411105

出　　处：《蓄电池》2011年第1期43-45,共3页Chinese LABAT Man

摘　　要：通过多次加掩蔽剂掩蔽干扰离子,实现蓄电池制造过程中铅的EDTA快速滴定。实验结果表明:改进的EDTA滴定法具有滴定终点突变明显、精密度高、重现性好、用量少、快速简便等优点,滴定误差小于0.40%,能满足蓄电池中铅的分析误差要求。It masks interfering ions through adding several masking agents,and achieves rapid titration of lead EDTA in battery.Experimental results show that improved titration has characteristics as follows： changing in titration end-jump obviously,high precisions,good reproducibility,low cost,fast and simple advantages.Titration error is less than 0.40 % and meet ing the high-grade lead chemical analysis of error requirement.

关 键 词：蓄电池 铅 掩蔽剂 EDTA 快速滴定 

分 类 号：TM912.9[电气工程—电力电子与电力传动]