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超级微波消解-ICP-MS法同时测定婴幼儿谷类辅助食品中23种元素

Peng Zhibing, Zhang Chen,Xin Diwei, Luo Yanling, Chen Fang

Grain Science and Technology and Economy(2021)

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Abstract
建立了超级微波消解-电感耦合等离子体质谱法(ICP-MS)同时测定婴幼儿谷类辅助食品中钠、镁、铝、钙、钒、铬、锰、铁、钴、镍、铜、锌、镓、砷、硒、铷、镉、锡、钡、汞、铊、铅、铀23种元素的快速方法.结果表明:23种元素标准曲线的线性关系良好,相关系数为0.9993~1.0000,检出限为0.0001~0.2 mg/kg,加标回收率为90.8%~104.2%,相对标准偏差为0.27%~3.12%.该方法简单、快速、准确,为批量测定婴幼儿谷类辅助食品中多元素含量提供了有效的分析方法.
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