产品描述: Fe Mn Cu Zn Cd Pb SiO2 1.7 0.57 0.058 2.68 0.022 73.42 1.81 Al2O3 CaO S Sb MgO AS Ag 0.54 0.3 14.22 0.005 0.042 0.0013 0.025 Bi 0.0051