The green or yellow power can be used in smelting of metal chrome, as coloring agent of chrome carbide, enamel, glass, artificial leather and building material, as organic synthetic catalyst, in making of sunlight fastness coatings, special printing ink for paper money, making of polishing ointment and abrasive etc.The packing is 25Kgs net bag,20mts in the 20¡¯FCL.