GB/T 14353.14-1993
铜矿石、铅矿石和锌矿石化学分析方法 四氯化碳萃取分离,溴化十六烷基三甲胺-苯芴酮光度法测定锗量
Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of germanium content. Phenylfluorone-cetyltrimethyl ammonium bromide photometric method after carbon tetrachloride extraction
GBT14353.14-1993, GB14353.14-1993