BS ISO 16042:2007
Current
The latest, up-to-date edition.
Iron ores. Guidelines for the use of certified reference materials (CRMs)
Hardcopy , PDF
English
31-05-2007
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Ore types
6 Mass-fraction difference
7 Extraction of the test portion
8 Two-bottle strategy
9 Alteration of the CRM
10 Shewhart control charts
11 Acceptance of analytical values
12 Test report
Annex A (informative) Example of the calculation of
mass-fraction difference
Specifies recommended procedures for the use of CRMs that have been prepared and certified in accordance with ISO 11459.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes 05/30116664 DC. (05/2007)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard describes recommended procedures for the use of CRMs that have been prepared and certified in accordance with ISO 11459. Such CRMs are used by laboratories to carry out the trueness tests as specified in the various International Standards for the chemical analysis of iron ores, to verify the analysis of shipment samples and the ongoing reliability of analytical results.
| Standards | Relationship |
| ISO 16042:2007 | Identical |
| ISO 11323:2010 | Iron ore and direct reduced iron Vocabulary |
| ISO 3082:2017 | Iron ores — Sampling and sample preparation procedures |
| ISO Guide 33:2015 | Reference materials — Good practice in using reference materials |
| ISO Guide 35:2017 | Reference materials — Guidance for characterization and assessment of homogeneity and stability |
| ISO Guide 30:2015 | Reference materials — Selected terms and definitions |
| ISO 11459:1997 | Iron ores — Certified reference materials — Preparation and certification for use in chemical analysis |
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