氟化硼铵

性状描述: 清亮晶体或针状无色晶体。溶于水。16°C时100ml水可溶解25g；100°C时可溶解97g，水溶液呈弱酸性。不溶于醇。热至110°C以上时分解。强热时即升华。 密度:1.85。

质量标准: 97%： 外观Appearance 白色结晶 ICP: 符合 纯度Purity （% B） 9.7%-10.6% (Titration by NAOH) 99.5% metals basis: 外观Appearance colorless to white crystals X-射线衍射分析X-Ray Diffraction conforms to standard 纯度Purity ≥99.5% Based on Trace Metals Impurities 硼B(titration with NaOH) 9.7%-10.8% ICP Assay Confirms B component 痕量金属分析total metallic impurities ≤5000ppm by ICP Atomic emission 99.99% metals basis: 外观Appearance colorless to white crystals X-射线衍射分析X-Ray Diffraction conforms to standard 纯度Purity ≥99.99% Based on Trace Metals Impurities 硼B(titration with NaOH) 9.7%-10.8% ICP Assay Confirms B component 痕量金属分析total metallic impurities ≤200ppm by ICP Atomic emission 99.995% metals basis: 外观Appearance colorless to white crystals X-射线衍射分析X-Ray Diffraction conforms to standard 纯度Purity ≥99.995% Based on Trace Metals Impurities 硼B(titration with NaOH) 9.7%-10.8% ICP Assay Confirms boron component 痕量金属分析total metallic impurities ≤50ppm by ICP Atomic emission

储存条件: 对湿度敏感。密封阴凉干燥保存。

用途: 在纺织印染工业中用作树脂整理催化剂。作为气体助熔剂，以提供惰性气氛。又可用作铝或铜焊接助熔剂，用作镁和镁合金以及其它易氧化的金属铸造和精密铸造的砂型树脂粘接剂制造中的催化剂。还可用作阻燃剂及化学试剂等。分析试剂。杀虫剂。