Making other cobalt salts, cobalt dyestuff, porcelain coloring and chemical reagent etc.
Specification
High-grade
|
First-grade
|
|
Assay (as Co)
|
46 min.
|
45 min.
|
Iron (Fe)
|
0.01 max.
|
0.05 max.
|
Copper (Cu)
|
0.005 max.
|
0.02 max.
|
Nickel (Ni)
|
0.2 max.
|
0.3 max.
|
Zinc (Zn)
|
0.005 max.
|
0.05 max.
|
Sodium (Na)
|
0.05 max.
|
0.5 max.
|
Lead (Pb)
|
0.005 max.
|
0.06 max.
|
Packing
25kg/drum