http://www.chemcotec.com/mining/ Data of production line use DLG-10 magnesium oxide to continuously produce cobalt hydroxide precipitation DateCo%Cu%Fe%Mn% Sep.12,201939.20.182.953.79 Sep.13,201939.260.223.363.42 Sep.14,201938.920.23.13.09 Sep.15,201938.870.182.163.62mining factory website:http://www.chemcotec.com/mining/