Items Specification Typical MnO2 e91.0% 92.0% Moisture max3.0% 2.0% Fe max100ppm 65 ppm Cu max5ppm 0.5 ppm Pb max5ppm 0.5 ppm Ni max5ppm 2.0 ppm Co max5ppm 2.0 ppm ....
Hunan QingChong Manganese Industry Co., Ltd is a professional company engaged in manufacturing and trading kinds of manganese dioxide products. Locates at Hunan Two-type Society reform....