ASTM-E1446 › Standard Test Method for Chemical Analysis of Refined Gold by Direct Current Plasma Atomic Emission Spectrometry (Withdrawn 2022)
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Scope
1.1 This test method covers the analysis of refined gold for the following elements having the following chemical composition limits:
| Element | Content Range, µg/g |
| Copper | 17 to 300 |
| Iron | 6 to 150 |
| Lead | 17 to 100 |
| Palladium | 7 to 350 |
| Silver | 17 to 500 |
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.3 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.
Significance and Use
5.1 This test method for the analysis of fine gold is primarily intended to test such material for compliance with compositional specifications. It is assumed that all who use this test method will be trained analysts capable of performing common laboratory procedures skillfully and safely. It is expected that work will be performed in a properly equipped laboratory and operated in accordance with Guide E882.
Keywords
DCP-AES; direct current argon atomic spectroscopy; gold; spectrometry
To find similar documents by ASTM Volume:
03.05 (Analytical Chemistry for Metals, Ores, and Related Materials: E 32 - latest)
To find similar documents by classification:
77.120.99 (Other non-ferrous metals and their alloys)
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Document Number
ASTM-E1446-13
Revision Level
2013 EDITION
Status
Superseded
Modification Type
Withdrawn
Publication Date
Oct. 15, 2013
Document Type
Test Method
Page Count
4 pages
Committee Number
E01.05