International Standard
ISO 12744:2025
Copper, lead, zinc and nickel concentrates — Experimental methods for checking the precision of sampling
Reference number
ISO 12744:2025
Edition 3
2025-03
© ISO 2025
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Published (Edition 3, 2025)

ISO 12744:2025

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Format
CHF 98
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Abstract

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.

General information

  • Status
     : Published
    Publication date
     : 2025-03
    Stage
    : International Standard published [60.60]
  • Edition
     : 3
    Number of pages
     : 16
  • Technical Committee :
    ISO/TC 183
    ICS :
    73.060.99 
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