Abstract / scope
The method is applicable to a concentration range of 1.5 to 20.0 % (m/m) of aluminium. ISO 8889 should be read in conjunction with ISO 6629. Specifies principle, reagents, apparatus, sample, procedure and expression of results.
ISO 8889:1988Published
Chromium ores and concentrates — Determination of aluminium content — Complexometric method
Minerais et concentrés de chrome — Dosage de l'aluminium — Méthode complexométrique