摘要
介绍了粗硒及硒渣的测定方法。方法操作简便,快速,精密度好,准确度高,测定范围为5%~90%,相对标准偏差〈0.25%,加标回收率为96.5%~100.5%。
The determination method of crude selenium is introduced. This method is quick and simple with good accuracy, and the determination scale is from 5% to 90% with relative deviation less than 0. 25% and 96.5% to 100. 5% of recovery of standard addition.
出处
《环境科学导刊》
2009年第6期93-94,共2页
Environmental Science Survey
关键词
硒
测定
间接碘量法
selenium
determination
indirect iodometry