Specifies experimental methods for the evaluation of quality variation of manganese and chromium ores, whether natural or processed, for the purpose of defining sampling procedure by the mass-basis systematic method and the two-stage method as specified in the relevant International Standards. It also specifies methods for checking the precision of sampling by the mass-basis systematic method and the two-stage method.
Status: PublishedPublication date: 1986-11
Edition: 1Number of pages: 9
Technical Committee: ISO/TC 132 Ferroalloys
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