ASTM-E945 2012(Redline)

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E945-12 Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by EDTA Complexometric Titrimetry (Redline)

Published By	Publication Date	Number of Pages
ASTM	2012	5

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Categories: 73.060.99 - Other metalliferous minerals, ASTM

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Description

1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:

Note 1As used in this test method, percent or % refers to a mass fraction.

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.

Additional information

Zinc	5.0 to 70.0
Sulfur	4.0 to 30.0
Copper	0.1 to 3.0
Magnesium	0.1 to 10.0
Nickel	0.3 to 3.0
Bismuth	0.001 to 0.1
Lead	0.5 to 50.0
Silver	0.00 to 150 oz/ton
Cobalt	0.1 to 0.5
Iron	0.5 to 16.0
Antimony	0.01 to 0.005
Element	Application Range, %
Arsenic	0.01 to 1.0
Calcium	0.1 to 20.0
Gold	0.00 to 1.0 oz/ton
Cadmium	0.1 to 8.0

ICS Codes	73.060.99 - Other metalliferous minerals

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ASTM-E945 2012(Redline)

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