ISO 12744:2006 Preview
Copper, lead, zinc and nickel concentrates -- Experimental methods for checking the precision of sampling
This standard was last reviewed and confirmed in 2015. Therefore this version remains current.
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.
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