Active
Standard
Most Recent
ISO 12744:2025
Copper, lead, zinc and nickel concentrates
Experimental methods for checking the precision of sampling
Experimental methods for checking the precision of sampling
Summary
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.
Notes
40.20 : Mise au vote du DIS: 12 semaines
Technical characteristics
| Publisher | International Organization for Standardization (ISO) |
| Publication Date | 03/10/2025 |
| Edition | 3 |
| Page Count | 16 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
Replaces
19/04/2006
Superseded
, Confirmed
, Has Draft
Historical
Previous versions
10/03/2025
Active
Most Recent
19/04/2006
Superseded
, Confirmed
, Has Draft
Historical