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紫外分光光度法测定饮料,巧克力和茶叶中咖啡因含 …
2021-02-21 13:45:45热度:177°C
采用紫外分光光度法对茂克力,饮料,绿茶等7种样品中咖啡因的含量进行了测定,其平均回收率和相对标准偏差分别为99.28%~100.6%,0.14%~1.03%,结果较为满意。完成机构:四川师范大学化学系
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