Potassium fluoborate
Formula：KBF4 CAS No.: 14075-53-7
Molecular：125.90 HS Code.: 2826.9090.00
Property: Crystal of white particles, slightly soluble in water, hot alcohol and ethanol,
insoluble in alkali solution, can be decomposed to boron trifluoride by strong acid. Relative density (d20)2.498.
Melting point 530 ℃ (decomposition).
Uses: Used as fluxes widely in metal processing;Used for metal surface treatment ;As grinding wheel and abrasive materials;
fire retardant for cotton and man-made fibers;Material for produce boron trifluoride and other raw materials of fluorine salt;
Boron aluminum alloy additive, chemical synthesis analysis reagent;As etchant in print circuit to remove exposed lead .
Packing: woven bag lined with polyethylene bag, 25kg per bag, or as per buyer's requirement.
Quality standard: [GB/T22667-2008]
Item | Standard（%） | Item | Standard（%） |
KBF4 | ≥98.0 | Cu | ≤0.05 |
FH3BO3 | ≤0.40 | Mg | ≤0.05 |
Si | ≤0.20 | Cl | ≤0.05 |
Na | ≤0.10 | H2O | ≤0.30 |