石墨炉AAS法直接测定化探样品中痕量银

Direct Determination of Trance Silver in Geological Samples by Graphite Furnace Atomic Absorption Spectrometry

本实验根据化探样品中基体元素对测定银的干扰情况,研究了一种基体改进剂。通过对仪器选取最佳工作条件,可以达到消除干扰的目的。方法已应用于生产,结果满意。

According to the interference of base elements for determening Ag in geological samples,a new kind of matrix modifier is studied. This method has been applied to determine Ag withgood results by selecting Optimal Apparatus working conditions.