| 微波消解—原子荧光光谱法测定黑米中汞的研究 |
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| 引用本文： | 高磊. 微波消解—原子荧光光谱法测定黑米中汞的研究[J]. 农产品加工．学刊, 2012, 0(9): 140-141,149 |
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| 作者姓名： | 高磊 |
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| 作者单位： | 西安市美贝科贸有限公司 |
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| 基金项目： | 陕西省科技研究攻关计划项目(2012K09-25) |
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| 摘 要： | 采用微波消解—原子荧光光谱法,探寻一种检测黑米中汞的简便、准确的方法,优化了仪器的最佳工作条件,最佳载流浓度和还原剂浓度。结果表明:测定汞的检出限为0.001 8 ng/mL,加标回收率为90.2%～110.8%。该方法简单、省时、灵敏度高,适合于黑米中汞含量的测定。
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| 关 键 词： | 原子荧光光谱法 微波消解 黑米 汞 |
Determination of Mercury in Cereal by Microwave Digestion-Atomic Fluoresence Spetrometry |
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| GAO Lei. Determination of Mercury in Cereal by Microwave Digestion-Atomic Fluoresence Spetrometry[J]. Nongchanpin Jlagong.Xuekan, 2012, 0(9): 140-141,149 |
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| Authors: | GAO Lei |
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| Affiliation: | GAO Lei(Xi’an Maba Tech-trade Company Limited,Xi’an,Shannxi 710061,China) |
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| Abstract: | A method for determination of mercury in cereal by microwave digestion-atomic fluorescence spectrometry has been established.Analytical conditions,including main lamp current,carrier gas flow,shield gas flow,and delay/Integration time are optimized.The determination limit of present method is 0.001 8 ng/mL. |
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| Keywords: | atomic fluorescence spectrometry microwave digestion cereal mercury |
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