ASTM International - ASTM E945-02a
Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by Complexometric Tritrimetry
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| Organization: | ASTM International |
| Publication Date: | 10 June 2002 |
| Status: | inactive |
| Page Count: | 4 |
| ICS Code (Other metalliferous minerals): | 73.060.99 |
scope:
1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:
| Element | Concentration Range, % |
| Zinc | 5.0 to 70.0 |
| Lead | 0.5 to 50.0 |
| Copper | 0.1 to 3.0 |
| Iron | 0.5 to 16.0 |
| Sulfur | 4.0 to 30.0 |
| Calcium | 0.1 to 20.0 |
| Magnesium | 0.1 to 10.0 |
| Cadmium | 0.1 to 8.0 |
| Arsenic | 0.01 to 1.0 |
| Antimony | 0.01 to 0.005 |
| Bismuth | 0.001 to 0.1 |
| Cobalt | 0.1 to 0.5 |
| Nickel | 0.3 to 3.0 |
| Silver | 0.00 to 150 oz/ton |
| Gold | 0.00 to 1.0 oz/ton |
1.2 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.
Document History
June 1, 2012
Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by EDTA Complexometric Titrimetry (Withdrawn 2021)
1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:
Element
Application Range, %
Zinc
5.0 to...
July 1, 2007
Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by Complexometric Titrimetry
1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:
This standard does not purport to address...
ASTM E945-02a
June 10, 2002
Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by Complexometric Tritrimetry
1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:
Element Concentration Range, %
Zinc 5.0 to...
March 10, 2002
Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by Complexometric Tritrimetry
1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:
Element Concentration Range, %
Zinc 5.0 to...
March 10, 2002
Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by Complexometric Tritrimetry
1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:
Element Concentration Range, %
Zinc 5.0 to...
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