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ISO 4158:1978

Ferrosilicon, ferrosilicomanganese and ferrosilicochromium -- Determination of silicon content -- Gravimetric method

General information
Valid from 01.12.1978
Directives or regulations
None

Standard history

Status
Date
Type
Name
01.12.1978
Main
The method is applicable to alloys containing from 8 to 95 % (m/m) silicon. Specifies principle, reagents, apparatus, sample, procedure, expression of results, reproducibility and test report. Warns of perchloric acid fumes.
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