品名:熔融石英砂(颗粒) 规格:(按照客户要求加工):0.1-15mm 主要化学含量: SiO2:99.92-99.98%min Fe2O3:50ppmmax±5ppmmax Li2O:2.0ppmmax±0.4ppm Al2O3:60ppmmax±9ppmmax K2O:15ppmmax±3ppmmax Na2O:15ppmmax±5ppmmax PH:5.8