铁矿石钴含量的测定火焰原子吸收光谱法（GB／T6730．52）国家标准的修订研究

Study on the standard of GB/T6730.52 Iron ores--Determination of cobalt content --Flame atomic absorption spectrometric method

在火焰原子吸收光谱法测定铁矿石中钴含量基本原理的基础上，研究了该测定方法国际标准的主要技术内容，阐述了国家标准的修订工作，同时分析了标准技术内容上的差异。

Based on the basic principle of determination of cobalt content by flame atomic absorption spectrometric method in iron ores, this article researched technical requirements of this method and introduced the background of this standard to be reviewed, and analyzed the main different contents between this standard and original..