This standard establis es the method for the photometric determination of cobalt with the R-fiitross salt in all types of nickel oxides: granular nickel oxide, nodular nickel oxide, sintered nickel oxide and powdered nickel oxide, whose cobalt content is not less than 0.5% m/m.
NC 44-03-2-1986 history
1986NC 44-03-2-1986 Ores. Granular Nickel Oxide Nodular Nickel Oxide, Sinterized Nickel Oxide and Nickel Oxide Powder. Photometric Determination Biethod of Cobalt with Nitrose-R Salt