Huachang Antimony Industry extends the business scope to Non-ferrous industry, We are interested in all kinds of cobalt materiel such as Cobalt and nickel slags, cobalt mud, rough cobalt sulphate, rough cobalt carbonate, rough cobalt hydroxide, rough cobalt chloride, rough cobalt nitrate and the alloy material with cobalt, nickel and copper contents. The cobalt content should be more than 15% in metal materials.If you have,Pls kindly contact us freely.