CEN - EN 31426
Determination of Gold in Gold Jewellery Alloys - Cupellation Method (Fire Assay)
inactive, Most Current
| Organization: | CEN |
| Publication Date: | 1 April 1994 |
| Status: | inactive |
| Page Count: | 11 |
| ICS Code (Jewellery): | 39.060 |
Document History
EN 31426
April 1, 1994
Determination of Gold in Gold Jewellery Alloys - Cupellation Method (Fire Assay)
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