DS DS/EN ISO 11426 Determination of gold in gold jewellery alloys - Cupellation method (fire assay)
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DS DS/EN ISO 11426 Document Information:
Title
Determination of gold in gold jewellery alloys - Cupellation method (fire assay)
Bestemmelse af guld i guldlegeringer anvendt til smykker. Kupellationsmetode
Dansk Standard
Publication Date:
Mar 30, 1999
Scope:
This 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 999 parts per thousand (o/oo).
Keywords:
- JEWELLERY
- GOLD ALLOYS
- CHEMICAL ANALYSIS
- DETERMINATION OF CONTENT
- GOLD
- VOLUMETRIC ANALYSIS
- METAL ASSAY
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