行业标准

YB/T 159.7-1999 钛精矿(岩矿)化学分析方法 火焰原子吸收光谱法测定氧化钙和氧化镁含量

Methods for chemical analysis of titanium concentrate(rock minerals)—The flame atomic absorption spectrophotometric method for the determination of calcium oxide magnesium oxide contentt

相关冶金行业标准