Cas号1303-86-2分子式B2O3分子量69.62别名三氧化二硼,硼酐,三氧化硼外观Appearance白色结晶或块状物ICP:ConfirmsBoronComponentPurity≥99.999%BasedOnTraceMetalsAnalysis硼Purity(%B)30.5-31.5%(TitrationbyNAOH)Impurity≤30.0ppm30ppmbyTraceMetalsAnalysis（LithiumSodiumNickelTin）)