This method is establis ed for the determination of iron, in all types of nickel and cobalt sulfide concentrate, whose iron content is not less than 0.05%.
NC 44-08-5-1986 history
1986NC 44-08-5-1986 Ores Cobalt and Nickel Sulficie Concéntrate. VolumetriDetermination of Iron. Potassium Dichromat Method