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I.S. EN ISO 11427:2016

Current

Current

The latest, up-to-date edition.

JEWELLERY - DETERMINATION OF SILVER IN SILVER JEWELLERY ALLOYS - VOLUMETRIC (POTENTIOMETRIC) METHOD USING POTASSIUM BROMIDE (ISO 11427:2014)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2016

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

National Foreword
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Procedure
8 Calculation and expression of results
9 Test report
Bibliography

Explains a volumetric method for the determination of silver in jewellery alloys, preferably within the range of fineness stated in ISO 9202.

DevelopmentNote
Supersedes I.S. EN 31427. (12/2016)
DocumentType
Standard
Pages
22
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

Standards Relationship
EN ISO 11427:2016 Identical
ISO 11427:2014 Identical

ISO 9202:2014 Jewellery Fineness of precious metal alloys
ISO 11596:2008 Jewellery Sampling of precious metal alloys for and in jewellery and associated products

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