Specifies a cupellation method (fire assay) for the determination of gold in gold jewellery alloys. The procedure is applicable specifically to gold alloys incorporating silver, copper and zinc. This method is intended to be used as the reference metho
SANS 11426:2008 history
0000 SANS 11426-2008
1993SANS 11426:1993 Determination of gold in gold jewellery alloys - Cupellation method (fire assay)