Standard Test Methods for Analysis of Metal Bearing Ores and Related Materials by Combustion Infrared Absorption Spectrometry

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1.1 This test method covers the determination of total carbon and sulfur in metal bearing ores and related materials such as tailings and waste rock within the following ranges:
AnalyteApplication Range, % Quantitative Range, %Total Carbon0 to 10 0.08 to 10Total Sulfur0 to 8.80.023 to 8.8
Note 1--The test methods were tested over the following ranges:
Total Carbon- 0.01 to 5.87 %
Total Sulfur- 0.0002 to 4.70 %
Residual Carbon from Pyrolysis- 0.002 to 4.97 %
Residual Sulfur from Pyrolysis- 0.014 to 1.54 %
Pyrolysis Loss Sulfur- 0 to 4.42 %
Hydrochloric Acid Insoluble Carbon- 0.025 to 0.47 %
Hydrochloric Acid Loss Carbon- 0 to 5.78 %
Hydrochloric Acid Insoluble Sulfur- 0.012 to 4.20 %.
1.2 The quantitative ranges for the partial decomposition test methods are dependent on the mineralogy of the samples being tested. The user of these test methods are advised to conduct an interlaboratory study in accordance with Practice E1601 on the test methods selected for use at a particular mining site, in order to establish the quantitative ranges for these test methods on a site-specific basis.
1.3 The test methods appear in the following order: SectionsCarbon and Sulfur, Hydrochloric Acid Insoluble12.13 - 12.18Carbon and Sulfur, Residual from Pyrolysis12.7 - 12.12Carbon and Sulfur, Total12.1 - 12.6
1.4 The values stated in SI units are to be regarded as standard.
1.5 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. Specific warning statements are given in Section 7.

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ASTM E1915-01 - Standard Test Methods for Analysis of Metal Bearing Ores and Related Materials by Combustion Infrared Absorption Spectrometry
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: E 1915 – 01
Standard Test Methods for
Analysis of Metal Bearing Ores and Related Materials by
1
Combustion Infrared Absorption Spectrometry
This standard is issued under the fixed designation E 1915; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 2. Referenced Documents
2
1.1 This test method covers the determination of total 2.1 ASTM Standards:
carbon and sulfur in metal bearing ores and related materials D 1193 Specifications for Reagent Water
such as tailings and waste rock within the following ranges: E 29 Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications
Analyte Application Range, % Quantitative Range, %
TotalCarbon 0to10 0.08to10
E 50 Practices for Apparatus, Reagents and Safety Consid-
Total Sulfur 0 to 8.8 0.023 to 8.8
erations for Chemical Analysis of Metals, Ores, and
NOTE 1—The test methods were tested over the following ranges:
Related Materials
Total Carbon- 0.01 to 5.87 %
E 135 Terminology Relating to Analytical Chemistry for
Total Sulfur- 0.0002 to 4.70 %
Metals, Ores, and Related Materials
Residual Carbon from Pyrolysis- 0.002 to 4.97 %
E 882 Guide for Accountability and Quality Control in the
Residual Sulfur from Pyrolysis- 0.014 to 1.54 %
Chemical Analysis Laboratory
Pyrolysis Loss Sulfur- 0 to 4.42 %
E 1019 Test Methods for Determination of Carbon, Sulfur,
Hydrochloric Acid Insoluble Carbon- 0.025 to 0.47 %
Hydrochloric Acid Loss Carbon- 0 to 5.78 % Nitrogen, and Oxygen in Steel and in Iron, Nickel and
Hydrochloric Acid Insoluble Sulfur- 0.012 to 4.20 %.
Cobalt Alloys
E 1601 Practice for Conducting an Interlaboratory Study to
1.2 The quantitative ranges for the partial decomposition
Evaluate the Performance of an Analytical Method
test methods are dependent on the mineralogy of the samples
E 1950 Practice for Reporting Results from Methods of
being tested. The user of these test methods are advised to
Chemical Analysis
conduct an interlaboratory study in accordance with Practice
E 1601 on the test methods selected for use at a particular
3. Terminology
mining site, in order to establish the quantitative ranges for
3.1 Definitions—For definitions of terms used in these test
these test methods on a site-specific basis.
methods, refer to Terminology E 135.
1.3 The test methods appear in the following order:
Sections
4. Significance and Use
Carbon and Sulfur, Hydrochloric Acid Insoluble 12.13 – 12.18
Carbon and Sulfur, Residual from Pyrolysis 12.7 – 12.12
4.1 These test methods are primarily intended to test mate-
Carbon and Sulfur, Total 12.1 – 12.6
rials for compliance with compositional specifications and for
1.4 The values stated in SI units are to be regarded as
monitoring.The determination of carbon and sulfur in ores and
standard.
related materials is necessary to classify ores for metallurgical
1.5 This standard does not purport to address all of the
processing and to classify waste materials from the mining and
safety concerns, if any, associated with its use. It is the
processing of ores such as leach spoils, waste rock and tailings
responsibility of the user of this standard to establish appro-
accordingtotheirpotentialtogenerateacidintheenvironment.
priate safety and health practices and determine the applica-
Thisinformationisusefulduringminedevelopmenttoassistin
bility of regulatory limitations prior to use. Specific warning
mining and mineral processing operations and proper disposal
statements are given in Section 7.
of waste materials.
1
This test method is under the jurisdiction of ASTM Committee E01 on
Analytical Chemistry for Metals, Ores, and Related Materials and is the direct
2
responsibility of Subcommittee E01.02 on Ores, Concentrates, and Related Metal- For referenced ASTM standards, visit the ASTM website, www.astm.org, or
lurgical Materials. contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Current edition approved June 10, 2001. Published August 2001. Originally Standards volume information, refer to the standard’s Document Summary page on
published as E 1915 – 97. Last previous edition E 1915 – 99. the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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E1915–01
4.2 These test methods also may be used for the classifica- Grind until 100 % passes through a No. 100 (150-µm) sieve,
tion of rock to be used in construction, where the potential to passthemixturethroughthescreentobreakupanylumps,mix
generate acid under environmental condition
...

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