Properties: Brown yellow or red crystal, density: 1.948g/cm3, melting point:96.8°C, freely soluble in water and methanol, slightly soluble in ethanol. It rime into anhydrous compound at 420°C
Specification(%):
Assay (Co)20 min21min
Ni0.001max0.001max
Fe0.001max0.001max
Cu0.001 max0.001max
Zn0.001 max0.001max
Pb0.001 max0.001max
Mn 0.001max0.001max
Cd0.001 max0.001max
As0.001 max0.001max
No30.01max0.01max
Cl0.02max0.02max
Water Insoluble matter0.01max0.01max
Application:Used as paint drier in coating industry, glaze for painted china in ceramic industry, additives for alkaline battery and lithopone in the battery industry. Also used in producing pigment containing cobalt and material for cobalt salt. Besides, it is also used in electroplating, catalyzed, additive for feedingstuff, analyzing reagent.
Storage: Store in a dry place. Avoid heating and damp