| 氢化物发生-原子荧光法测定化妆品中砷、汞、铅、硒 |
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| 引用本文： | 施家威,金永高.氢化物发生-原子荧光法测定化妆品中砷、汞、铅、硒[J].中国卫生检验杂志,2008,18(11). |
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| 作者姓名： | 施家威 金永高 |
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| 作者单位： | 浙江省宁波市疾病预防控制中心,浙江宁波,315010 |
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| 基金项目： | 宁波市重点实验室建设基金 |
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| 摘 要： | 目的:建立化妆品中快速测定砷、汞、铅、硒的测定方法。方法:采用微波消解法消解样品,氢化物原子荧光法测定砷、汞、铅、硒的含量。结果:在最佳条件下,测定结果的RSD<6.9%(n=6),回收率范围为89.0%~103.2%,在取样量为0.5 g时方法的检出限分别为0.0047,0.0017,0.013,0.0076 mg/kg。结论:该方法简单快速,灵敏度高,可作为化妆品中微量砷、汞、铅、硒的测定方法。
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| 关 键 词： | 氢化物发生-原子荧光 化妆品 砷 汞 铅 硒 二次消解 |
Determination of arsenic, mercury, lead and selenium in content by hydride generation at-om fluorescence spectrometry |
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| Shi Jia-wei,Jin Yong-gao.Determination of arsenic, mercury, lead and selenium in content by hydride generation at-om fluorescence spectrometry[J].Chinses Journal of Health Laboratory Technology,2008,18(11). |
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| Authors: | Shi Jia-wei Jin Yong-gao |
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| Abstract: | Objective:To explore the best measurement method to determine arsenic,mercury,lead and selenium in content.Methods:Arsenic,mercury,lead and selenium in content were determined by hydride generation atom fluorescence spectrometry after microwave digestion.Results:In the best condition,the results of the RSD<6.9%(n=6),recovery rate of 89.0% to 103.2%,in the sampling of 0.5 g at the detection limit 0.0047,0.0017,0.013,0.0076 mg/kg.Conclusion:The method is simple and fast,high sensitivity,can be used as cosmetics trace arsenic,mercury,lead,selenium determination. |
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| Keywords: | HG-AFS Cosmetics Arsenic mercury lead selenium Secondary digestion |
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