GB/T 14352.13-1993 Methods for chemical analysis of tungsten ores and molybdenum ores. Determination of tin content. Polarographic method in hydrochloric acid-ammoninm chloride medium (English Version)
This standard specifies the determination method of tin content in tungsten ore and aluminum ore. This standard is applicable to the determination of tin content in tungsten ore and molybdenum ore, and the determination range is 0.005% to 1.0%.
GB/T 14352.13-1993 history
2010GB/T 14352.13-2010 Methods for chemical analysis of tungsten ores and molybdenum ores.Part 13:Determination of tin content
1993GB/T 14352.13-1993 Methods for chemical analysis of tungsten ores and molybdenum ores. Determination of tin content. Polarographic method in hydrochloric acid-ammoninm chloride medium