NF EN ISO 11426 : 1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
DETERMINATION OF GOLD IN GOLD JEWELLERY ALLOYS - CUPELLATION METHOD (FIRE ASSAY)
15-03-2023
12-01-2013
Defines a cupellation method (fire assay) determining gold in gold jewellery alloys. The content should lie between 333 and 999 parts per thousand (0/00). Applicable to specify gold alloys incorporating zinc, copper and silver. Modifications are indicated where nickel and/or palladium are present in so-called white gold alloys, as well as for alloys containing 990 or more parts per thousand (0/00) of gold.
| DevelopmentNote |
Indice de Classement: A06-201PR. Supersedes NF EN 31426. (04/2003) PR NF EN ISO 11426 May 2016. (06/2016)
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| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
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| Status |
Superseded
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| SupersededBy |
| Standards | Relationship |
| NEN EN ISO 11426 : 1999 | Identical |
| UNE-EN ISO 11426:2017 | Identical |
| NS EN ISO 11426 : 1998 | Identical |
| ISO 11426:2014 | Identical |
| DIN EN ISO 11426:2016-12 | Identical |
| EN ISO 11426:2016 | Identical |
| SN EN ISO 11426 : 1999 | Identical |
| ONORM EN ISO 11426 : 2017 | Identical |
| UNI EN ISO 11426 : 2000 | Identical |
| NBN EN ISO 11426 : 1999 | Identical |
| I.S. EN ISO 11426:2016 | Identical |
| BS EN ISO 11426:2016 | Identical |
| DIN EN ISO 11426:1999-10 | Identical |
| NF EN 29202 : 1993 | JEWELLERY - FINENESS OF PRECIOUS METAL ALLOYS |
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