Molecular Formula:KBF4
CAS NO.: 14075-53-7
Molecular Weight:125.91
Property:White granular crystal,slightly dissolved in water,hot alcohol and ethanol,not dissolved in alkali solutions;decomposed by strong acid to be Boron Trifluoride;codissolved with carbonate of alkali metals to be fluoride and borate;melting point 530°C.
Specification:
Impurity name | Index |
Assay (KBF4) | 99% min. |
Chloride(Cl) | 0.1% max. |
Sulfate(SO4) | 0.01% max. |
Iron(Fe) | 0.03% max. |
Lead(Pb) | 0.01% max. |
Calcium (Ca) | 0.05% max. |
Magnesium (Mg) | 0.05% max. |
Moisture(H2O) | 0.05% max. |
Silica(as SiO2) | 0.3% max. |
Mesh:+60Mesh: 5%max.; -60 ~ +200Mesh: 80% min.; -200 ~ +325Mesh: 15% max., -325Mesh: 5%max.
Usage:Analytical reagent, fusing agent, electrochemical engineering and chemical experiments; raw material for Boron Trifluoride and casting Al and Mg; flux of hot weld and brazing; abrasive for grinding wheel of thermosetting resin; purge away dross from light metal while fusing silver, gold and stainless steel; resin finishing agent for textile printing and dyeing industries; granularity index improver of nonferrous metals.
Packing :25KGS compound bag,100KGS drum, 1000KGS big bag.
Caution at transportation:Must be Kept from moisture.