ISO 12744:2006 specifies methods for checking the precision of primary sampling, sample processing, chemical analysis, physical testing and determination of moisture content of copper, lead, zinc and nickel concentrates being carried out in accordance with the methods specified in ISO 12743, expressed in terms of standard deviations.
Status: PublishedPublication date: 2006-04
Edition: 2Number of pages: 15
Technical Committee: ISO/TC 183 Copper, lead, zinc and nickel ores and concentrates
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