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微波消解-火焰原子吸收光谱法测定彝药一口血中6种金属元素的含量
引用本文:罗茜. 微波消解-火焰原子吸收光谱法测定彝药一口血中6种金属元素的含量[J]. 中国药房, 2012, 0(31): 2932-2933
作者姓名:罗茜
作者单位:西昌学院轻化工程学院
基金项目:四川省教育厅青年基金项目(10ZB057)
摘    要:目的:建立测定彝药一口血中Fe、Cu、Zn、Mn、Ca、Mg6种金属元素含量的方法。方法:用浓硝酸微波消解样品后,采用火焰原子吸收光谱法测定一口血中6种金属元素的含量。结果:各金属元素线性关系的相关系数均>0.9950;平均加样回收率在94.0%~106.0%之间,RSD在2.8%~5.8%之间(n=6)。结论:一口血中含有丰富的人体必需金属元素。本方法简单、准确,结果令人满意,可用于一口血中多种金属元素的含量测定。

关 键 词:彝药  一口血  金属元素  火焰原子吸收光谱法  微波消解

Content Determination of 6 Metal Elements in Yi Nationality Medicine Yi-kou-xue by Microwave Digestion-AAS
LUO Qian. Content Determination of 6 Metal Elements in Yi Nationality Medicine Yi-kou-xue by Microwave Digestion-AAS[J]. China Pharmacy, 2012, 0(31): 2932-2933
Authors:LUO Qian
Affiliation:LUO Qian(School of Applied and Chemical Engineering,Xichang College,Sichuan Xichang 615013,China)
Abstract:OBJECTIVE:To establish the method for the content determination of 6 metal elements(Fe,Cu,Zn,Mn,Ca,Mg) in Yi nationality medicine Yi-kou-xue. METHODS:The samples were diluted by microwave with HNO3. The contents of 6 mental elements(Fe,Cu,Zn,Mn,Ca and Mg) were determined by flame atomic absorption spectroscopy. RESULTS:Relative coefficients of linear relationship of those mental elements were all more than 0.995 0. Average recovery ranged from 94.0% to 106.0%,and RSD from 2.8% to 5.8%(n=6) . CONCLUSION:The results show that the Yi-kou-xue is rich in metal elements which are necessary for human. The method applied in this study is simple,accurate and satisfactory,and can be applied to simultaneous determination of several metal elements in Yi-kou-xue.
Keywords:Yi nationality medicine  Yi-kou-xue  Metal element  FAAS  Microwave digestion
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