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Original Factory Hot Sales Tetrahydrofuran Thf 109-99-9 - Sodium fluoride 7681-49-4 – Starsky


Product name:Sodium fluoride
Density:1.02 g/cm3
Melting point:993°C
Package:1 kg/bag, 25 kg/bag, 25 kg/drum
Property:It is slightly soluble in alcohol, soluble in water, the solution is acidic, soluble in hydrofluoric acid to form sodium hydrogen fluoride.


Items Specifications
Appearance White crystal or powder
Purity ≥98%
SiO2 ≤0.5%
SiO4 ≤0.3%
HF ≤0.1%
Na2CO3 ≤0.5%
Water insoluble substance ≤0.7%
Water ≤0.5%
PH 7-10



1.It is mainly used for inlaying steel of mechanical blade and planer to enhance welding strength.
2.It is used as wood preservative, welding flux and fluorine treatment agent for drinking water.
3.It is used in the production of other fluorides, casein gum, sodium fluoride toothpaste, adhesives, papermaking and metallurgy industries.
4.In coating industry, it is used as phosphating accelerator to stabilize phosphating solution, refine phosphating and improve the performance of phosphating film.