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ISO 553:1981

Manganese ores — Determination of vanadium content — Titrimetric method and phosphotungstovanadate photometric method

Publication date:   Nov 1, 1981

95.99   Withdrawal of Standard   Oct 1, 2008

General information

95.99   Withdrawal of Standard   Oct 1, 2008

ISO

ISO/TMBG Technical Management Board - groups

International Standard

73.060.20   Manganese ores

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Scope

Method I is applicable to manganese ores having vanadium contents greater than 0.05 % (m/m), method II is applicable to manganese ores having vanadium contents less than 0.05 % (m/m). This second edition cancels and replaces the first edition (i.e. ISO 553-1975). Should be read in conjunction with ISO 4297.

Life cycle

NOW

WITHDRAWN
ISO 553:1981
95.99 Withdrawal of Standard
Oct 1, 2008

REVISED BY

ABANDON
ISO/CD 553