三***化硼500元/kgCas号10294-33-4分子式BBr3分子量250.57别名***化硼，天然碱外观Appearance无色至橙色液体含量Assay≥98.0%(银量滴定）ICPMajorAnalysisConfirmedConfirmsBoronComponent纯度Purity≥99.999%BasedOnTraceMetalsAnalysis总痕量金属分析TraceMetalAnalysis20ppmbyICPAtomicemission总金属杂质TotalMetallicImpurities(Ca、Sn、Sb))