原子荧光光谱法测定乌梅饮片中微量砷、汞的含量

Trace detection of arsenic and mercury in Fructus Mume by atom fluorescene spectrum

目的 :测定净乌梅和乌梅炭中微量砷、汞的含量。方法 :采用原子荧光光谱法。结果 :乌梅中砷的含量分别为0 .0 5 97～ 1.0 0 0 1mg·g-1,汞的含量为 0 .0 198～ 0 .0 30 0mg·g-1。结论 :本方法操作简便 。

AIM:To determine the content of the trace arsenic and mercury in Fructus Mume and Fructus Mume charcoal. METHODS:Atomic fluorescence spectrometry was used. RESULTS:The content of arsenic in Fructus Mume is 0.0597～1.0001 mg·g -1, that of mercury is 0.0198～0.0300 mg·g -1. CONCLUSION:This method is simple to handle, the quantitative analysis is accurate.