[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
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First Grade
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Item
|
Excellent Grade
|
First Grade
|
|
NaBF4,%≥
|
97.0
|
95.0
|
Chloride(Cl),% ≤
|
0.10
|
0.15
|
|
Phosphate(PO4),% ≤
|
0.01
|
0.02
|
Sulfate(SO4),% ≤
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0.10
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0.15
|
|
Iron(Fe), % ≤
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0.005
|
0.008
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Silicate(SiO2),% ≤
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0.01
|
0.02
|
|
Heavy Metal(Pb),% ≤
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0.10
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0.15
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Water-soluble Test
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qualified
|
qualified
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[Package] Woven bag lined with polyethylene plastic bag, net weight: 25kg/bag.
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Inorganic fluorine chemical