EN ISO 4946:2016
Current
The latest, up-to-date edition.
Steel and cast iron - Determination of copper - 2,2'-Biquinoline spectrophotometric method (ISO 4946:2016)
03-09-2016
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Procedure
8 Expression of results
9 Precision
10 Test report
Annex A (informative) - Additional information on the
international interlaboratory test
Annex B (informative) - Graphical representation of
precision data
Bibliography
ISO 4946:2016 specifies a spectrophotometric method for the determination of copper in steel and cast iron by 2,2'-biquinoline.The method is applicable to the determination of copper mass fraction in the range of 0,02 % and 5 %.
| Committee |
CEN/TC 459/SC 2
|
| DevelopmentNote |
Supersedes EN 24946. (03/2016)
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| UNE-EN ISO 4946:2016 | Identical |
| DIN EN ISO 4946:2016-08 | Identical |
| ISO 4946:2016 | Identical |
| NEN EN ISO 4946 : 2016 | Identical |
| BS EN ISO 4946:2016 | Identical |
| SS-EN ISO 4946:2016 | Identical |
| NF EN ISO 4946 : 2016 | Identical |
| NS EN ISO 4946 : 2016 | Identical |
| SN EN ISO 4946 : 2016 | Identical |
| I.S. EN ISO 4946:2016 | Identical |
| NBN EN ISO 4946 : 2016 | Identical |
| UNI EN ISO 4946 : 2016 | Identical |
| PN EN ISO 4946 : 2016 | Identical |
| ISO 1042:1998 | Laboratory glassware — One-mark volumetric flasks |
| ISO 648:2008 | Laboratory glassware — Single-volume pipettes |
| ISO 5725:1986 | Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
| ISO 14284:1996 | Steel and iron — Sampling and preparation of samples for the determination of chemical composition |
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