Superiority:
Service we provide:
1. Before shipment, free sample for test
2. Packing as your request, with OEM brand name
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Details:
Sodium Fluoborate:
Molecular Weight: 109.811
Molecular Formula: NaBF4
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.
Item
|
Excellent Grade
|
First Grade
|
NaBF4,%≥
|
98.0
|
97.0
|
Phosphate(PO4),% ≤
|
0.01
|
0.02
|
Iron(Fe), % ≤
|
0.005
|
0.008
|
Heavy Metal(Pb),% ≤
|
0.10
|
0.15
|
Chloride(Cl),% ≤
|
0.10
|
0.15
|
Sulfate(SO4),% ≤
|
0.10
|
0.15
|
Silicate(SiO2),% ≤
|
0.01
|
0.02
|
Water-soluble Test
|
qualified
|
qualified
|
Use: 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.