GB/T 14353.14-1993 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 (English Version)
This standard specifies the determination method of germanium content in copper ore, lead ore and zinc ore. This standard is applicable to the determination of germanium content in copper ore, lead ore and zinc ore. The determination range is 0.5~100μg/g.
GB/T 14353.14-1993 history
2014GB/T 14353.14-2014 Methods for chemical analysis of copper ores, lead ores and zinc ore.Part 14: Determination of germanium content
1993GB/T 14353.14-1993 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