ISO 4295:1988

Manganese ores and concentrates — Determination of aluminium content — Photometric and gravimetric methods

Publication date:   Jun 2, 1988

General information

90.93 Standard confirmed   Mar 25, 2022

ISO

ISO/TC 132 Ferroalloys

International Standard

73.060.20   Manganese ores

Buying

Published

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Scope

The photometric method (A) is applicable to products having aluminium contents from 0,1 to 1,5 % (m/m), the oxine gravimetric method (B) is applicable to products having aluminium contents over 1,5 % (m/m). Cancels and replaces the first edition (ISO 4295:1978), of which it constitutes a technical revision. Should be read in conjunction with ISO 4297.

Life cycle

PREVIOUSLY

Revises
ISO/R 318:1963

Revises
ISO 4295:1979

NOW

PUBLISHED
ISO 4295:1988
90.93 Standard confirmed
Mar 25, 2022