ISO 620:1975

Manganese ores — Determination of zinc content — Polarographic method (zinc content between 0,005 and 0,1 %)

Publication date:   Jan 1, 1975

95.99   Withdrawal of Standard   Jan 1, 1983

General information

95.99   Withdrawal of Standard   Jan 1, 1983

ISO

ISO/TC 65 Manganese and chromium ores

International Standard

73.060.20   Manganese ores

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ISO 620:1975
95.99 Withdrawal of Standard
Jan 1, 1983