ISO 4693:1986

Iron ores — Determination of copper content — Flame atomic absorption spectrometric method

The method ist applicable to a concentration range of 0,003 to 1,0 % (m/m) of copper in natural iron ores, and iron ore concentrates and agglomerates including sinter products. Specifies principle, reagents, apparatus, sampling and samples, procedure, expression of results, and test report. ISO 4693 includes three annexes.