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EN ISO 11426:1998

Determination of gold in gold jewellery alloys - Cupellation method (fire assay) (ISO 11426:1997) EN ISO 11426:1998

Publication date:   Jan 18, 2001

General information

99.60 Withdrawal effective   Oct 12, 2016

CEN

CEN/TC 283 Precious metals - Applications in jewellery and associated products

European Norm

39.060   Jewellery

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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.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 31426:1994

NOW

WITHDRAWN
EN ISO 11426:1998
99.60 Withdrawal effective
Oct 12, 2016

REVISED BY

WITHDRAWN
EN ISO 11426:2016

Relations

Adopted from ISO 11426:1997 IDENTICAL