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原子吸收光谱法测定浓缩果汁饮料中的钾

Chinese Journal of Health Laboratory Technology(2006)

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Abstract
目的:研究浓缩果汁饮料中钾含量的测定。方法:应用钾的(404.4 nm)次灵敏吸收线,原子吸收光谱法测定浓缩果汁饮料中钾的含量。结果:采用标准曲线法进行计算,方法的回收率99.2%~100.6%,RSD(n=9)为0.57%。结论:方法快速、简单,结果准确、可靠,测定结果与火焰光度法一致。
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