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Determination of Copper and zinc in schisandra、arimillaria mellea and fern By Flame Atomic Absorption Spectrophotometry

LI Qiao_yun,WANG Xue_ying,ZHANG Hai_yan(Dept.of Chem.Changshu College,Changshu 215500,China)  
The content of the copper and zinc in schisandra?arimillaria mellea and fern is determined.The relative standard deviation(RSD) is 0.46%~1.2% and the percentage of recovery is 96.0%~100.4%. This method is convenient,rapid and accurate. It can be used to determine the trace elements in traditional Chinese medicines.
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