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ISO 11426

Determination of Gold in Gold Jewellery Alloys - Cupellation Method (Fire Assay) First Edition; (CEN EN 31426:1994)

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Organization: ISO
Publication Date: 1 January 1993
Status: inactive
Page Count: 7
ICS Code (Jewellery): 39.060

Document History

December 15, 2014
Jewellery - Determination of gold in gold jewellery alloys - Cupellation method (fire assay)
This International Standard specifies a cupellation method (fire assay) for the determination of gold in gold jewellery alloys. The gold content of the alloys should preferably lie between 333 and...
December 15, 2014
Jewellery - Determination of gold in gold jewellery alloys - Cupellation method (fire assay)
This International Standard specifies a cupellation method (fire assay) for the determination of gold in gold jewellery alloys. The gold content of the alloys should preferably lie between 333 and...
December 1, 1997
Determination of Gold in Gold Jewellery Alloys - Cupellation Method (Fire Assay)
A description is not available for this item.
ISO 11426
January 1, 1993
Determination of Gold in Gold Jewellery Alloys - Cupellation Method (Fire Assay) First Edition; (CEN EN 31426:1994)
A description is not available for this item.
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