Specification :

Formula: Co( CH3COO) 2.4H2O
CAS No.: 71-48-7
M.W.: 249.08

Properties: It is a magenta crystal, soluble in water, acid and ethanol. Its specific gravity is 1.043 and melting point is 140° C.

Specification( % ) :
Assay( Co( CH3 COO) 2 . 4H2O) 99.0% min
Water insoluble substance 0.03 % max
Cl 0.02 % max
SO4 0.05% max
Fe 0.005% max
Ni 0.1% max
Zn 0.005% max
Pb 0.005% max

Application: Catalysts, drying agent and printing and drying agent, accelerant of toughened glass and invisible ink.