ASTM E1805-21 - Standard Test Method for Determination of Gold in Copper Concentrates by Fire Assay Gravimetry
Standard Test Method for Determination of Gold in Copper Concentrates by Fire Assay Gravimetry
| Standard number: | E1805-21 |
| Released: | 01.10.2021 |
| Status: | Active |
| Pages: | 5 |
| Section: | 03.05 |
| Keywords: | copper concentrates; fire assay; gold content; gravimetry; |
1.1 This test method is for the determination of gold in copper concentrates in the content range from 0.2 μg/g to 17 μg/g.
Note 1: The lower scope limit is set in accordance with Practice E1601.
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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For specific warning statements, see 11.3.1, 11.5.4, and 11.6.5.
1.4 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.