I have been Exporting this type of Material.
I have been collecting of Mobile Batteries powder, Lithium ion . Cobalt Black Powder
Cobalt Contain 16 to 20% ,Mn 7 to 10%, Cu & Fe 2% , Ni 1.5%, Aluminium 3%, Lithium 3 %. Present stock 70 Mt
Supplier: Tungsten oxide, cobalt oxide
Supplier: Cobalt Oxide