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间接碘量法测定粗硒中硒的含量 被引量:4

Selenium Determination from Crude Selenium by Indirect Iodometry
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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.
作者 潘云琼
出处 《环境科学导刊》 2009年第6期93-94,共2页 Environmental Science Survey
关键词 测定 间接碘量法 selenium determination indirect iodometry
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