ISO 12744:2025
International Standard
Current Edition
·
Approved on
10 March 2025
Copper, lead, zinc and nickel concentrates — Experimental methods for checking the precision of sampling
ISO 12744:2025 Files
English
16 Pages
Current Edition
BHD
46.47
ISO 12744:2025 Scope
This document 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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