ASTM-E372 2021(Redline)

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E372-21 Standard Test Method for Determination of Calcium and Magnesium in Magnesium Ferrosilicon by EDTA Titrimetry (Redline)

Published By	Publication Date	Number of Pages
ASTM	2021	5

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Categories: 77.040.30 - Chemical analysis of metals, ASTM

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Description

ASTM E372-21

Redline Standard: Standard Test Method for Determination of Calcium and Magnesium in Magnesium Ferrosilicon by EDTA Titrimetry

ASTM E372

Scope

1.1 This test method covers the chemical analysis of magnesium ferrosilicon having chemical compositions within the following limits:

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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For general precautions to be observed in this test method, refer to Practices E50.

1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Keywords

calcium; chemical analysis; EDTA; ferrosilicon; magnesium; magnesium ferrosilicon; titration; titrimetry;

ICS Code

ICS Number Code 77.040.30 (Chemical analysis of metals)

DOI: 10.1520/E0372-21

Additional information

Calcium	0.25 to 3.00
Aluminum	2.0 max
Element	Composition Range, %
Cerium	1.0 max
Chromium	0.50 max
Titanium	0.2 max
Silicon	40.00 to 55.00
Magnesium	2.00 to 12.00
Sulfur	0.025 max
Carbon	0.50 max
Manganese	1.0 max
ICS Codes	77.040.30 - Chemical analysis of metals