Potassium Fluoroborate Molecular formula: KBF4 CAS: 14075-53-7 Molecualr weight: 125.9 Properties: white granule crystal Purity: =98% Impurities: Item Index Chloride(Cl) =0.1% Sulfate(SO4) =0.01% Iron(Fe) =0.03% Moisture (H2O) =0.05% Lead(Pb) =0.01% Calcium(Ca) =0.05% Magnesium(Mg) =0.05% Silica(as SiO2) =0.3% Melting point 530°C Granularity +60mesh:5%max; +200mesh: 50%min. 300mesh:15%max.