This standard applies to the determination of manganese content in ferro-titanium. Measuring range: 1.00 to 4.00%.
GB/T 4701.4-1984 history
2008GB/T 4701.4-2008 Ferrotitanium. Determination of manganese content. Arsenite-salt and sodium-salt titrimetric method and periodate photometric method
1984GB/T 4701.4-1984 Methods for chemical analysis of ferrotitanium--The persulfate-arsenite volumetric method for the determination of manganese content