| 微波消解-ICP-MS法测定野生及种植红景天中的微量元素含量 |
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| 引用本文： | 李承范,姚艳红,张敬东.微波消解-ICP-MS法测定野生及种植红景天中的微量元素含量[J].安徽农业科学,2011,39(24):14616-14617,14619. |
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| 作者姓名： | 李承范 姚艳红 张敬东 |
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| 作者单位： | 延边大学分析测试中心,吉林延吉,133002;延边大学分析测试中心,吉林延吉,133002;延边大学分析测试中心,吉林延吉,133002 |
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| 基金项目： | 吉林省教育厅科研计划项目吉教科合字[2009]第14号 |
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| 摘 要： | 目的]建立红景天提取物中微量元素含量的测定方法。方法]利用电感耦合等离子体质谱法对野生和种植红景天中的多种微量元素进行测定和分析。结果]在选定的试验条件下,方法的检出限为0.002~0.092 ng/ml;相对标准偏差在1.87%~4.96%之间;标准样加入回收率在94.0%~104.5%之间。结论]野生红景天中微量元素总量明显高于种植的,但野生红景天中有害元素铅、砷和镉的含量高于种植红景天。
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| 关 键 词： | 微波消解-电感耦舍等离子体质谱法 测定 红景天 微量元素 |
Determination of Trace Elements in the Wild and Planted Rhodiola by Microwave Digestion-Inductively Coupled Plasma Mass Spectrometer with |
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| LI Cheng-fan et al.Determination of Trace Elements in the Wild and Planted Rhodiola by Microwave Digestion-Inductively Coupled Plasma Mass Spectrometer with[J].Journal of Anhui Agricultural Sciences,2011,39(24):14616-14617,14619. |
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| Authors: | LI Cheng-fan |
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| Institution: | LI Cheng-fan et al(Analysis and Inspection Center of Yanbian University,Yanji,Jilin 133002) |
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| Abstract: | Objective] To establish a method for determining the contents of trace elements in the wild and planted Rhodiola.Method] The inductively coupled plasma mass spectrometer(ICP-MS) was adopted to determine and analyze several trace elements in the wild and planted Rhodiola.Result] Under the optimum experimental conditions,the detection limit was 0.002-0.092 ng/rnl,the relative standard deviation was among 1.87%-4.96%,and the recovery of standard addition was 94.0%-104.5%.Conclusion] The gross content of tr... |
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| Keywords: | Microwave digestion-inductively coupled plasma mass spectrometry Determination Rhodiola Trace elements |
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