Sodium Fluoborate (Sodium Tetrafluoborate)
[Molecular Formula] NaBF4
[Molecular Weight] 109.811
[Properties]
White or colorless crystal,anhydrous product appears transparent right-angle prism,not to corrode glass under absolutely dry;specific gravity:(20°C)2.47,melting point: 384°C(decompose),easy soluble in water and slight soluble in alcohol,to decompose when meeting sulfuric acid.
[Uses]
It is used as resin finishing catalyst in printing and dyeing of textile, as oxidation inhibitor, flux of non-metal refining, coating, fluorizating agent and chemical reagent, etc.
[Quality Index] Enterprise Standard(ES)
Item |
Excellent Grade |
First Grade |
Item |
Excellent Grade |
First Grade |
NaBF4,%≥ |
97.0 |
95.0 |
Chloride(Cl),% ≤ |
0.10 |
0.15 |
Phosphate(PO4),% ≤ |
0.01 |
0.02 |
Sulfate(SO4),% ≤ |
0.10 |
0.15 |
Iron(Fe), % ≤ |
0.005 |
0.008 |
Silicate(SiO2),% ≤ |
0.01 |
0.02 |
Heavy Metal(Pb),% ≤ |
0.10 |
0.15 |
Water-soluble Test |
qualified |
qualified |
[Package] Woven bag lined with polyethylene plastic bag, net weight: 25kg/bag. |
