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ASTM E372-13
ASTM E372-13 Standard Test Method for Determination of Calcium and Magnesium in Magnesium Ferrosilicon by EDTA Titration
standard by ASTM International, 11/15/2013
Full Description
1.1This test method covers the chemical analysis of magnesium ferrosilicon having chemical compositions within the following limits:
| Element | Composition Range,% |
| Aluminum | 2.0 max |
| Calcium | 0.25 to 3.00 |
| Carbon | 0.50 max |
| Cerium | 1.0 max |
| Chromium | 0.50 max |
| Magnesium | 2.00 to 12.00 |
| Manganese | 1.0 max |
| Silicon | 40.00 to 55.00 |
| Sulfur | 0.025 max |
| Titanium | 0.2 max |
1.2This 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. For general precautions to be observed in this test method, refer to Practices E50.
