氢化物发生-原子吸收光谱法测定金银花中的痕量铅

Determination of Trace Plumbum in by Hydride-generation-Atomic Absorption Spectrometry

目的：研究了氢化物发生-原子吸收光谱法测定金银花中的铅的反应体系；方法：使用氢化物发生-原子吸收光谱法；结果：相对标准偏差小于（RSD，n=7）小于1．723％，回收率为95．38％～108．67％，检出限为6．1×10^-10；结论：方法具有快速、准确、灵敏度高、经济实用等优点，用于金银花中铅的测定，结果令人满意。

Objective：This experiment has researched on the reaction system of Pb in Lonicerae Japonicae Flos by Hydride-generation-Atomic Absorption Spectrometry Method. Method： Hydride-generation-Atomic Absorption Sp Lonicerae Japonieae Flos ectrometry Method; Results： The （RSD, n=7 ） is less than 1.723%. The recovery rate is 95.38%-108.67%. The detect limitation is 6.1×10^-10. Conclusion： This method is quick, accurate, sensitive, and economic. It has a satisfactory reslt on analyzing Pb in Lonicerae Japonicae Flos.