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GB/T 14353£®14һ93
Methods for chemical analysis of
copper ores lead ores and zinc ores-
Determination of germanium content-
iorone-cetyltrimethyl ammonium bromide photometric
method
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.pdf