OS GSO ISO 12744:2014
ISO 12744:2006
Omani Standard
Current Edition
·
Approved on
25 December 2014
Copper, lead, zinc and nickel concentrates -- Experimental methods for checking the precision of sampling
OS GSO ISO 12744:2014 Files
English
15 Pages
Current Edition
Reference Language
OMR
46.38
OS GSO ISO 12744:2014 Scope
This International Standard 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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