ISO 312:1986Published

Manganese ores — Determination of active oxygen content, expressed as manganese dioxide — Titrimetric method

Minerais de manganèse — Dosage de l'oxygène actif, exprimé en dioxyde de manganèse — Méthode titrimétrique

Abstract / scope

This third edition cancels and replaces the second edition (ISO 312-1980), of which it constitutes a minor revision. Specifies principle, reagents, apparatus, sample, procedure and expression of results. A figure gives an example of apparatus.

Life cycle

Replaces

ISO 312:1980WithdrawnManganese ores — Determination of active oxygen content, expressed as manganese dioxide — Volumetric methodInternational Standard · Published 1 May 1980 · ISO/TC 65

Replaced by

ISO/WD 312Deleted (project abandoned)Manganese ores — Determination of active oxygen content, expressed as manganese dioxide — Titrimetric methodInternational Standard · ISO/TC 65