From the introduction of wet ore grinding until then reacts with the sulfuric acid. Then the compound ZnSO4 pretreatment solution, neutralization with limestone or lime. Then filter extractor From ZnSO4 solution, but dissolved in the solution is not pure. Because the salt of antimony, cadmium, and copper alloys. We must get rid of these ions by the addition of zinc to. Cadmium, antimony and copper will not precipitate of the reaction.
การแปล กรุณารอสักครู่..