SN EN 23909 : 1993
Current
The latest, up-to-date edition.
HARDMETALS - DETERMINATION OF COBALT - POTENTIOMETRIC METHOD
12-01-2013
Cooperating organizations
National foreword
Foreword
1 Scope
2 Field of application
3 Principle
4 Interfering elements
5 Reagents
6 Apparatus
7 Sampling
8 Procedure
9 Expression of results
10 Test report
National annex
NA (informative) Committees responsible
Specifies a potentiometric method for the determination of the cobalt content of hardmetals. Applies to: all grades of presintered or sintered hardmetals; carbides and binder metal powder mixtures, free of lubricant. Coverage includes reagents, apparatus and procedure.
| DocumentType |
Standard
|
| PublisherName |
Swiss Standards
|
| Status |
Current
|
| Standards | Relationship |
| ISO 3909:1976 | Identical |
| EN 23909:1993 | Identical |
| UNI EN 23909 : 1997 | Identical |
| DIN ISO 3909:1994-05 | Corresponds |
| BS EN 23909:1994 | Identical |
| NFA 95 483 : 1977 | Identical |
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