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ISO 312:1980Withdrawn

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

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

This edition has been replaced by ISO 312:1986.

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Life cycle

Replaced by

ISO 312:1986PublishedManganese ores — Determination of active oxygen content, expressed as manganese dioxide — Titrimetric methodInternational Standard · Published 5 Jun 1986 · ISO/TC 132