Sodium fluoroborate

[Name] sodium fluoroborate[13755-29-8]
[Molecular formula] NaBF₄
[Molecular weight] 109.79
[UN] 1759

[Product Specifications]
Appearance : White crystalline powder
Purity:98%min
Chloride(Cl): 0.005% max       Sulphate(SO₄): 0.005% max
Iron(Fe): 0.005% max               Silicon oxide(SiO₂): 0.5% max
Phosphate(PO₄): 0.01% max       Aqueous solution test: acceptability
Heavy metals (as Pb): 0.005% max       PH: 2~4

[Character] It is a white or colorless crystal, bitter and nonhygroscopic. It doesn't etch glass when absolute dry. Its relative density is 2.47 at 20?. Its melting point is 384?( decompose ). It is easily soluble in water, slightly soluble in ethanol. It decomposes when meet sulfuric acid. Toxic!

[Uses] It is used as catalyst for rosin settlement in textile printing and dyeing industry, as oxidation inhibitor, as flux in nonmetal refine, as coating and fluorization agent.

[Packing] Packing with polythene plastic bag lined with plastic weaven bag. 25kg per bag.