Shanghai Yuejiang chemical products Co., Ltd.   

Yue Jiang card - manganese carbonate (industrial grade) is the soft manganese ore direct acidification (i.e. two ore method), calcining pyrolusite into manganese oxidation and acidification, reducing the calcination process, greatly saves the equipment investment, reduce the pollution of the environment, and reduce the cost. The product is a rose color triangle, or a bright white brown powder. Specific gravity 3.125, almost insoluble in water, but slightly soluble in CO2 containing water. Soluble in dilute inorganic acid, slightly soluble in common organic acid salt, insoluble in liquid ammonia. Stable in dry air, wet oxidation, the formation of two manganese oxide and gradually become black, the decomposition of CO2 when heated, and the water is boiling