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ASTM International, 01/15/2017
Publisher: ASTM
File Format: PDF
$24.00$48.00
Published:15/01/2017
Pages:7
File Size:1 file , 100 KB
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1.1 These test methods cover cupellation analysis of bullion having chemical compositions within the following limits:
Element
Concentration 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
20.0 % - 99.0 % gold
10 - 17
0.5 % - 4.0 % gold
18 - 23
98.9 % - 99.8 % gold
24 - 30
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 and health 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.
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