ASTM International - ASTM E463-03
Standard Test Method for Silica in Fluorspar by the Silico-Molybdate Visible Spectrometry
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| Organization: | ASTM International |
| Publication Date: | 10 June 2003 |
| Status: | inactive |
| Page Count: | 3 |
| ICS Code (Aluminium ores): | 73.060.40 |
| ICS Code (Non-metalliferous minerals): | 73.080 |
significance And Use:
This test method is intended as a referee method for compliance with compositional specifications for impurity content. It is assumed that all who use this procedure will be trained analysts... View More
scope:
1.1 This test method covers the determination of silica in fluorspar in concentrations from 0.5 to 10 %.
1.2 This standard does not purport to address all of the safety problems, 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
October 1, 2021
Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry
1.1 This test method covers the determination of silica in fluorspar from 0.5 % to 10 % by mass.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are...
October 1, 2014
Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry
1.1 This test method covers the determination of silica in fluorspar in concentrations from 0.5 % to 10 %.
1.2 The values stated in SI units are to be regarded as standard. No other units of...
August 15, 2014
Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrometry
1.1 This test method covers the determination of silica in fluorspar in concentrations from 0.5 % to 10 %.
1.2 The values stated in SI units are to be regarded as standard. No other units of...
May 1, 2009
Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrometry
1.1 This test method covers the determination of silica in fluorspar in concentrations from 0.5 % to 10 %.
1.2 The values stated in SI units are to be regarded as standard. No other units of...
December 15, 2008
Standard Test Method for Silica in Fluorspar by the Silico-Molybdate Visible Spectrometry
1.1 This test method covers the determination of silica in fluorspar in concentrations from 0.5 % to 10 %.
1.2 The values stated in SI units are to be regarded as standard. No other units of...
ASTM E463-03
June 10, 2003
Standard Test Method for Silica in Fluorspar by the Silico-Molybdate Visible Spectrometry
This test method is intended as a referee method for compliance with compositional specifications for impurity content. It is assumed that all who use this procedure will be trained analysts capable...
May 10, 1998
Standard Test Method for Silica in Fluorspar by the Silico-Molybdate Visible Spectrometry
1.1 This test method covers the determination of silica in fluorspar in concentrations from 0.5 to 10%.
1.2 This standard does not purport to address all of the safety problems, if any, associated...
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