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ASTM E945-96

Historical Revision

Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by EDTA Complexometric Titrimetry (Withdrawn 2021)

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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
Magnesium0.1 to 10.0
Cadmium 0.1 to 8.0
Arsenic 0.01 to 1.0
Antimony0.01 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.


SDO ASTM: ASTM International
Document Number E945
Publication Date March 10, 2002
Language en - English
Page Count 4
Revision Level 96
Supercedes
Committee E01.02
Publish Date Document Id Type View
June 1, 2012 E0945-12 Revision
July 1, 2007 E0945-07 Revision
June 10, 2002 E0945-02A Revision
March 10, 2002 E0945-96 Revision
March 10, 2002 E0945-02 Revision