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I.S. EN ISO 11427:2016

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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

Available format(s)

Hardcopy , PDF

Superseded date

26-04-2024

Language(s)

English

Published date

01-01-2016

Preview

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.

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
Superseded
SupersededBy
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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