ISO 9035:1989Published

Iron ores — Determination of acid-soluble iron(II) content — Titrimetric method

Minerais de fer — Détermination de la teneur en fer(II) soluble dans l'acide — Méthode titrimétrique

A new edition is under development: ISO/CD 9035.

Abstract / scope

Is applicable to natural and processed iron ores containing from 1 % to 25 % acid-soluble iron(II) and only traces of metallic iron. Is limited for use in conjunction with the reducibility test methods. Is not applicable to ores containing more than 0,3 % (m/m) sulfur (as sulfide) and/or 5 % free carbon. Specifies principle, reagents, apparatus, sampling and samples, procedure, expression of results and test report. Includes three annexes.

Life cycle

Replaced by

ISO/CD 9035Under developmentIron ores — Determination of acid-soluble iron(II) content — Titrimetric methodInternational Standard · ISO/TC 102/SC 2ISO/NP 9035Deleted (project abandoned)Iron ores — Determination of acid-soluble iron(II) content — Titrimetric methodInternational Standard · ISO/TC 102/SC 2