GB/T 4701.5-1984 Methods for chemical analysis of ferrotitanium--The periodate photometric method for the determination of manganese content (English Version)
This standard applies to the determination of manganese content in ferro-titanium. Measuring range: 0.10 to 1.50%.
GB/T 4701.5-1984 history
2008GB/T 4701.4-2008 Ferrotitanium. Determination of manganese content. Arsenite-salt and sodium-salt titrimetric method and periodate photometric method
1984GB/T 4701.5-1984 Methods for chemical analysis of ferrotitanium--The periodate photometric method for the determination of manganese content
GB/T 4701.5-1984 Methods for chemical analysis of ferrotitanium--The periodate photometric method for the determination of manganese content was changed to GB/T 4701.4-2008 Ferrotitanium. Determination of manganese content. Arsenite-salt and sodium-salt titrimetric method and periodate photometric method.