ASTM E 945 : 2002 : REV A
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by Complexometric Tritrimetry
Available format(s)
PDF
Language(s)
English
Published date
10-06-2002
Superseded date
11-11-2014
Superseded by
€57.49
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| Committee |
E 01
|
| DocumentType |
Test Method
|
| Pages |
4
|
| PublisherName |
American Society for Testing and Materials
|
| Status |
Superseded
|
| SupersededBy |
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.
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