化学式：Al2O3外观：白色晶状粉末或固体用途：用于功能陶瓷、电子陶瓷、激光材料、吸附剂、层析用等质量指标：牌号TradeMark化学成分(%)Al2O3(≮)杂质含量(≯)SiO2Fe2O3Na2O灼减AO-198.60.020.020.051.0AO-298.40.040.030.061.0AO-398.30.060.040.651.0AO-498.20.080.050.701.0)