ISO 5890:1981
Manganese ores and concentrates; Determination of silicon content; Gravimetric method

Standard No.

ISO 5890:1981

Release Date

1981

Published By

International Organization for Standardization (ISO)

Latest

ISO 5890:1981

Scope

The method is applicable to products having a silicon content greater than 0,5 % (m/m) and a fluorine content not more than 0,1 % (m/m). Should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, procedure and expression of results.

ISO 5890:1981 history

• 1981 ISO 5890:1981 Manganese ores and concentrates; Determination of silicon content; Gravimetric method