ningbo coboto cobolt nickle co., ltd is specialize in the COTALT OXIDE, now it is exporting to Korea, France and so on, it is also sold very popular in China.Molecular formula: CoOMolecular weight: 74.93Character: Gray powder.Usage: Used for making paint pigments, ceramic glazes and cobalt catalysts.Storage: At a dry place with good ventilation, avoid heat and humidity.Standard in force: Enterprise standardPackage: In bucket, 25 KG or 50 KG per bucket, Or subject to clients'requirements.if you are interested in, pls do not hesitate to contact with meWelcome to our ***** you very much