M00022349
New product
JEWELLERY - DETERMINATION OF PRECIOUS METALS IN 999% GOLD, PLATINUM AND PALLADIUM JEWELLERY ALLOYS - DIFFERENCE METHOD USING ICP-OES
International Organization for Standardization
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Availability date: 11/05/2021
Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Sampling
5 Reagents
6 Apparatus
7 Procedure
8 Calculation and expression of the test results
9 Test report
Annex A (normative) - Wavelengths
Bibliography
Defines an analytical procedure for the determination of either platinum in platinum jewellery alloys, gold in gold jewellery alloys, or palladium in palladium jewellery alloys, with a nominal content of each precious metal of 999% (parts per thousand) by measuring specific elements.
Published | |
Document Type | Standard |
Status | Current |
Publisher | International Organization for Standardization |
Pages | |
ISBN | |
Committee | TC 174 |
Supersedes |
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