This standard specifies the determination of zinc content in iron ore by flame atomic absorption spectrometry. This standard applies to natural iron ore, iron concentrate and lump ore, including the determination of zinc content in sintered products. Measuring range (mass fraction): 0.001% to 0.5%.
GB/T 6730.53-2004 history
2004GB/T 6730.53-2004 Iron ores-Determination of zinc content-Flame atomic absorption spectrometric method