This paper is to describe the study on the determination method for 15 kinds of impurity elements in DL-18 aluminum alloy by introducing the OPTIMA-3000 inductive coupling plasma all-direct-reading spectrometer(ICP-AES).

• 采用引进的OPTIMA-3000型电感耦合等离子体全谱直读光谱仪(ICP-AES),对DL-18铝合金中15种杂质元素进行测定方法的研究。