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ISO 4293:1982

Manganese ores and concentrates — Determination of phosphorus content — Extraction-molybdovanadate photometric method

Publication date:   Aug 1, 1982

General information

90.93 Standard confirmed   Mar 25, 2022

ISO

ISO/TC 132 Ferroalloys

International Standard

73.060.20   Manganese ores

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Scope

The method is applicable to products having phosphorus contents from 0,02 to 0,5 % (m/m). ISO 4293 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sample, procedure and expression of results.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/R 321:1963

NOW

PUBLISHED
ISO 4293:1982
90.93 Standard confirmed
Mar 25, 2022

REVISED BY

ABANDON
ISO/CD 4293