The colalt pigment,the porcelain and ceramics,the activator manufacturing,the liquid merchandise,mainly used for the manufacturi Coblalt(II) nitrate,hexahydrateMolecular Formula:Co(NO3)2·6H2OMolecular Weight:291.03Physicochemical Properties:Red crystal or grain,easy in moisure,Specific Density:188,Melting Point:55-56°C.It is casily dissolved in water,ethanol and acetone.It has oxidizing property. ...