I have been Exporting this type of Material. I have been collecting of Lithium ion Cobalt Black Powder. Description of Laboratory Report. Cobalt Contain 17 to 24 % , Mn 7 to 10%, Cu & Fe 2% , Ni 1.5 %, Aluminium 3%, Lithium 3 %. Dry Black fine Powder. Present stock 90 Mt. Every month we have available Quantity also Quality.