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ASTM E1335-24

Current Revision

Standard Test Methods for Determination of Gold in Bullion by Fire Assay Cupellation Analysis

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1.1 These test methods cover cupellation analysis of bullion having chemical compositions within the following limits:

  Element

Mass Fraction Range, %

 

 

Gold

0.5 to 4.0 and 20.0 to 99.8

Silver

1.0 to 99.5

Total gold plus silver

75.0 to 100.0

1.2 These test methods appear in the following order:

 

 

Sections

 

 

 

Test Method A

20.0 % – 99.0 % gold

10 – 16

Test Method B

0.5 % – 4.0 % gold

17 – 21

Test Method C

98.9 % – 99.8 % gold

22 – 28

1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For specific safety hazards, see Section 8.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.


4.1 These test methods are intended for the determination of the gold content of gold and silver bullion. It is assumed that all who use these test methods are trained assayers capable of performing common fire assay procedures skillfully and safely. It is expected that work will be performed in a properly equipped laboratory.

SDO ASTM: ASTM International
Document Number E1335
Publication Date May 15, 2024
Language en - English
Page Count 7
Revision Level 24
Supercedes
Committee E01.05
Publish Date Document Id Type View
May 15, 2024 E1335-24 Revision
Nov. 1, 2008 E1335-08 Revision
Oct. 1, 2004 E1335-04E01 Revision
Oct. 1, 2004 E1335-04 Revision
June 10, 2003 E1335-03 Revision
Jan. 1, 2000 E1335-96R00E01 Revision
Jan. 15, 2017 E1335-08R17 Reaffirmation