This method is establis ed for the determination of copper in all types of nickel and cobalt sulfide concentrate whose copper content is in the range of 0.04 to 1.00%.
NC 44-08-4-1986 history
1986NC 44-08-4-1986 Ores. Cobalt and Nickel Sulfide Concentrate. Photometric Deterraination of Copper. "Neocuproina" Method