Coal and coke - Analysis and testing, Part 14.2: Higher rank coal ash and coke ash - Major and minor elements - Acid digestion/flame atomic absorption spectrometric method
煤和焦炭.分析和试验 第14.2部分:高级煤灰和焦炭灰.主要和次要元素.酸消解/火焰原子吸收光谱测定法
Sets out methods for the determination of nine elements in higher rank coal ash and coke ash by flame atomic absorption spectrometry after acid digestion. Methods for the determination of a further two elements are also referenced.