... .12,Usages: used for smelting metal chromium and chromium carbide, and ascolouring agent for cocor paintingon enamelware and porcelainware,imitation leather or buidingmaterial, also ... used formaking sun-proof coating,abrasive,green polishingcompound and special printing inkfor printing bank note, used as catalyst ... +/-599.7%min15-25--7.Packages: 25kg Bag Sell Chromium Oxide Green