| 分光光度法测定大米中硒含量 |
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| 引用本文： | 刘娟,焦华. 分光光度法测定大米中硒含量[J]. 光谱实验室, 2012, 29(4): 2376-2379 |
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| 作者姓名： | 刘娟 焦华 |
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| 作者单位： | 渭南师范学院化学与生命科学学院 陕西省渭南市朝阳大街西段 714000 |
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| 摘 要： | 研究了一种分光光度法测定大米中硒含量的新方法。本法的线性范围为0—18μg·L-1,相对标准偏差≤2.4%,用于大米样品中硒含量的测定,结果满意。方法便捷、准确、分析成本低。
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| 关 键 词： | 分光光度法 硒 结晶紫 大米 |
Determination of Selenium Content in Rice by Spectrophotometry |
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| LIU Juan , JIAO Hua. Determination of Selenium Content in Rice by Spectrophotometry[J]. Chinese Journal of Spectroscopy Laboratory, 2012, 29(4): 2376-2379 |
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| Authors: | LIU Juan JIAO Hua |
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| Affiliation: | LIu Juan JIAO Hua (College of Chemistry and Life Science,Weinan Teachers University,Weinan,Shaanxi 714000,P.R.China) |
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| Abstract: | A new method for determining the content of selenium in rice was investigated.The linear range of determination was 0-18μg·L-1,and the relative standard deviation was not more than 2.4%.This method is sensitive,simple and reproducible.The method is applied to the determination of trace selenium in rice with satisfactory results. |
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| Keywords: | Spectrophotometry Selenium Crystal Violet Rice |
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