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《Guangdong Trace Elements Science》 2014-12
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Determination of Six Trace Elements in Lygodium japonicum( Thunb. ) Sw. by FAAS

ZHANG Jian;LIAO Jianhua;LI Yinbao;LIU Hai;Department of Pharmacy,Gannan Medical University;  
Objective The contents of Fe,Zn,Mg,Ca and Cu in Lygodium japonicum( Thunb.) Sw.were analyzed by flame atomic absorption spectrometry. Methods The samples were pretreated with HNO3- HCl O4 and measured quantitatively through calibration curve method. Results It was shown that the samples has rich in human essential metal elements. The recoveries are between 98. 68% and104. 4%,and the relative standard deviation is less than 5%. Conclusion The result measured by this method is considered to be accurate.
【Fund】: 江西省教育厅科技项目(GJJ10698);; 江西省卫生厅中医药项目(2011A153)
【CateGory Index】: O657.31;R284
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