This standard specifies the determination method of lead content in tungsten ore and molybdenum ore. This standard applies to the determination of lead content in tungsten ore and molybdenum ore, and the determination range is 0.01% to 5%.
GB/T 14352.4-1993 history
2010GB/T 14352.4-2010 Methods for chemical analysis of tungsten ores and molybdenum ores.Part 4:Determination of lead content
1993GB/T 14352.4-1993 Methods for chemical analysis of tungsten ores molybdenum ores. Determination of copper content. Flame atomic absorption spectrometric method