Historical
ISO 13312:1997
Iron ores -- Determination of potassium content -- Flame atomic absorption spectrometric method
This International Standard specifies a flame atomic absorption spectrometric method for the determination of the potassium content of iron ores.
This method is applicable to potassium contents between 0,002 % (m/m) and 1,0 % (m/m)1 in natural iron ores, iron ore concentrates and agglomerates, including sinter products.
International Organization for Standardization [iso]