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.
WITHDRAWN
SRPS EN ISO 11426:2012
95.99
Withdrawal of Standard
Feb 28, 2017
WITHDRAWN
SRPS EN ISO 11426:2017
MINISTARSTVO PRIVREDE