DB15/T 688.1-2014
二氧化釷粉末化學分析方法 第1部分:二氧化釷粉末中鋁、鎳等22種雜質元素的測定—電感耦合等離子體發射光譜法
Method for chemical analysis of thorium dioxide powder Part 1: Determination of 22 impurity elements such as aluminum and nickel in thorium dioxide powder—Inductively coupled plasma emission spectrometry