| 催化光度法测定中药红芪中痕量硒 |
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| 引用本文： | 王亚丽,侯经国,张彩霞,倪刚,高锦章.催化光度法测定中药红芪中痕量硒[J].西北师范大学学报,1999,35(2):44-46. |
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| 作者姓名： | 王亚丽 侯经国 张彩霞 倪刚 高锦章 |
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| 作者单位： | 甘肃中医学院，西北师范大学化学系 |
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| 摘 要： | 探讨了ＮａＮＯ３Ｓｅ（Ⅳ）Ｆｅ（Ⅱ）络合物体系催化光度法测定痕量硒的实验条件，并测定了中药红芪中硒的含量．在湿法分解样品时，加入铜稳定剂以固定硒，防止硒在样品分解时损失．
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| 关 键 词： | 催化光度法 痕量分析 硒 红芪 |
| 修稿时间： | 1998-03-18 |
Spectrophotometric determination of trace selenium in Hedysarum polybotrys by catalyic kintetics |
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| Wang Yali,Hou Jingguo,Zhang Caixia,Ni Gang,Gao Jinzhang.Spectrophotometric determination of trace selenium in Hedysarum polybotrys by catalyic kintetics[J].Journal of Northwest Normal University Natural Science (Bimonthly),1999,35(2):44-46. |
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| Authors: | Wang Yali Hou Jingguo Zhang Caixia Ni Gang Gao Jinzhang |
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| Abstract: | A simple and sensitive method for the determination of trace selenium by catalyic spectrophotometry has been studied.The method was applied to determination of selenium in Hedysarum polybotrys Chinese herbal medicine.In this work,Cu was added to the acid to stabilize Se in the decomposition process. |
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| Keywords: | catalyic spectrophotometry trace analysis selenium Hedysarum polybotrys |
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