Power Battery Recycling is main about Battery black powder recycling ,it also known as black mass or black slag, contains valuable metals, such as lithium, cobalt, nickel, and manganese. These metals can be recovered and reused through various chemical processes. Sulfuric Acid and Hydrochloric Acid used as leaching agents. Sodium Hydroxide and Ammonium Sulfide used as precipitating agents.Sodium chlorate is used to remove iron ions