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Determination of Microelements in Chinese Traditional Medicine Yimucao,Qingteng and Houpu by ICP-AES with Microwave Digestion
Author(s): 
Pages: 37-41
Year: Issue:  9
Journal: GUANGDONG TRACE ELEMENTS SCIENCE

Keyword:  微波消解ICP-AES中药材微量元素;
Abstract: 采用微波消解样品、电感耦合等离子体-原子发射光谱法(ICP-AES)同时测定了中药材益母草、青藤和厚朴中Al、Ba、Cd、Cu、Mn、Mo、Ni、Pb、Sr等9种微量元素的含量.在最佳仪器工作条件下,各元素的加标回收率在94.7%~104.0%之间,相对标准偏差RSD≤6.33%,检出限在0.1~11.6 μg/mL之间,与常规分析方法相比,该法快速简便、准确率高、精密度好,用于标准样品、实际样品的分析,结果令人满意.
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