Abstract / scope
The specified method applies to nickel and/or chromium contents between 0,003 % (m/m) and 0,1 % (m/m) in natural iron ores, iron ore concentrates and agglomerates, including sinter products.
ISO 9685:1991Published
Iron ores — Determination of nickel and/or chromium contents — Flame atomic absorption spectrometric method
Minerais de fer — Dosage du nickel et/ou du chrome — Méthode par spectrométrie d'absorption atomique dans la flamme
A new edition is under development: ISO/CD 9685.