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EN ISO 11489:1995

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Determination of platinum in platinum jewellery alloys - Gravimetric method after reduction with mercury(I) chloride (ISO 11489:1995)

Withdrawn date

08-11-2017

Published date

01-05-1995

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Foreword
1 Scope
2 Normative reference
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Procedure
8 Expression of results
9 Test report
Annex A (informative) Reduction apparatus according to Rose

Specifies a gravimetric method for the determination of platinum in platinum jewellery alloys, preferably within the range of fineness stated in ISO 9202. The procedure applies specifically to platinum alloys incorporating palladium, iridium, rhodium, copper, cobalt, gold, ruthenium, gallium, chromium, indium and less than 5 % tungsten. Some modifications are indicated where palladium, iridium, rhodium, gold or ruthenium are present.

Committee
CEN/TC 283
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Withdrawn

02/121776 DC : DRAFT APR 2002 PREN 14403 - SAMPLING OF THE PRECIOUS METAL ALLOYS IN JEWELLERY AND ASSOCIATED PRODUCTS
BS EN 1904:2000 Precious metals. The finenesses of solders used with precious metal jewellery alloys
EN 1904:2000 Precious metals - The finenesses of solders used with precious metal jewellery alloys

ISO 9202:2014 Jewellery Fineness of precious metal alloys

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