GB/T 14352.7-1993 Methods for chemical analysis of tungsten ores and molybdenum ores. Determination of cobalt content. Polarographic method in dimethylglyoxime-sulfosalicylic acid-ammonium hydroxide-ammonium chloride system (English Version)
This standard specifies the determination method of cobalt content in tungsten ore and molybdenum ore. This standard is applicable to the determination of cobalt content in tungsten ore and molybdenum ore, and the determination range is 5-500μg/g.
GB/T 14352.7-1993 history
2010GB/T 14352.7-2010 Methods for chemical analysis of tungsten ores and molybdenum ores.Part 7:Determination of cobalt content
1993GB/T 14352.7-1993 Methods for chemical analysis of tungsten ores and molybdenum ores. Determination of cobalt content. Polarographic method in dimethylglyoxime-sulfosalicylic acid-ammonium hydroxide-ammonium chloride system