Buy Nickel Slag

We purchase nickel scraps,nickel mud ,nickel slag .
Nickel scraps, the nickel content should be more than 5%.
Nickel mud, nickel slag, nickel and copper alloy, nickel alloy powder, rough nickel sulphate,
rough nickel carbonate, the nickel content should be more than 10% after desiccation.
Rough nickel chloride, rough nickel nitrate, rough hydroxide, the nickel content should be more than 10% after desiccation.
Cobalt and nickel scraps, the cobalt content should be more than 3% and the nickel content should be more than 8%.