The content of K?Na?Ca?Mg?Fe?Mn?Zn?Cu?Pb?Al and As in Xihuangcao tea and it(s boiled water were measured by means of flame atomic absorption spectrometry and spectrophotometry.
用火焰原子吸收分光光度法和可见分光光度法测定了溪黄草袋泡茶和其茶水中微量元素的含量。
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