AS 4119-2007 (R2018)

AS 4119-2007 (R2018)

Determination of platinum and palladium in gold and gold bearing alloys - Flame atomic absorption spectrometry (FAAS) or inductively coupled plasma-atomic emission spectrometry (ICP-AES) (fire assay methods)

Standards Australia

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Abstract

Sets out spectrometric procedures for the determination of platinum and palladium in gold and gold bearing alloys by initial fire assay followed by flame atomic absorption spectrometry (FAAS) or inductively coupled plasma-atomic emission spectrometry (ICP-AES). The methods are applicable to gold and gold alloys containing less than 10% palladium and less than 10% platinum.

RECONFIRMATION NOTICE
Technical Committee CH-010 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 26 April 2018.
The following are represented on Technical Committee CH-010:
Australian Chamber of Commerce and Industry
Bureau of Steel Manufacturers of Australia
Geoscience Australia
International Copper Association Australia
Jewellers Association of Australia
Materials Australia
National Association of Testing Authorities Australia
Perth Mint

Scope

This Standard sets out spectrometric procedures for the determination of platinum and palladium in gold and gold bearing alloys by initial fire assay followed by flame atomic absorption spectrometry (FAAS) or inductively coupled plasma-atomic emission spectrometry (ICP-AES).
The methods are applicable to gold and gold alloys containing less than 10 percent palladium and less than 10 percent platinum.
NOTES:
1 Recommended methods of sampling gold alloys for use with this Standard are provided in Appendix A.
2 The presence of the following elements may cause difficulties in obtaining a homogeneous sample: iron, lead, antimony, nickel or arsenic.

General Product Information

Document Type Standard
Status Current
Publisher Standards Australia
ProductNote Reconfirmed 18/05/2018.
This standard has been reconfirmed in Australia in 2018 and remains current in New Zealand. Reconfirmation Notice 18/05/2018
Committee CH-010
Supersedes
  • DR 06637

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