Appearance and shape: purple to dark brown amorphous powder.
Melting point (℃) : 140
Relative density (water =1) : 0.9
Main ingredients: 6% cobalt and 4% cobalt.
Chemical formula: C14H22CoO4
Flash point (℃) : 48.9
Ignition temperature (℃) : 276
Solubility: insoluble in water, slightly soluble in ethanol, soluble in benzene, toluene, oil, petroleum solvents, gasoline.
Siccative of oxidized film phenol and phenolic varnish, alkyd enamel, paint, antirust paint and floor paint paint , used as accelerator of unsaturated polyester resin, atomic ash , etc. Also used for phenylacetic acid, phenyl ethyl ketone, such as organic synthesis, paint, 7%, 8% of the cobalt also can be used as Ink siccative and rubber adhesive