BS EN 31426:1994, ISO 11426:1993 - Determination of gold in gold jewellery alloys. Cupellation method (fire assay)

BS EN 31426:1994, ISO 11426:1993

Determination of gold in gold jewellery alloys. Cupellation method (fire assay)

Status : Superseded, Withdrawn   Published : July 1994 Replaced By : BS EN ISO 11426:1999

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Cupellation method for determination of gold in gold jewellery alloys, preferably of between 333 and 930 parts by mass per thousand of gold. This method is the referee method for determination of gold in alloys covered by BS EN 29202.




Standard NumberBS EN 31426:1994, ISO 11426:1993
TitleDetermination of gold in gold jewellery alloys. Cupellation method (fire assay)
StatusSuperseded, Withdrawn
Publication Date15 July 1994
Withdrawn Date15 March 1999
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Replaced ByBS EN ISO 11426:1999
International RelationshipsEN 31426:1994,ISO 11426:1993
Draft Superseded By91/37630 DC
DescriptorsGold, Gold alloys, Non-ferrous alloys, Jewellery, Assay, Quantitative analysis, Chemical analysis and testing, Determination of content, Combustion test methods, Test equipment, Control samples, Reproducibility, Reports
ICS39.060
Title in FrenchDosage de l'or dans les allianges d'or pour la bijouterie-joaillerie. Méthode de coupellation (essai au feu)
Title in GermanBestimmung von Gold in Gold-Schmucklegferungen. Dokimastisches Verfahren (Kupellationsmethe)
CommitteeSTI/53
ISBN0 580 22380 9
PublisherBSI
FormatA4
DeliveryNo
Pages12
File Size0.9892 MB
Price£182.00


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