Sodium Fluoride
 
Chemical formula NaF
molecular weight 41.99
CAS 7681-49-4
EINECS 231-667-8
 
Physical properties: colorless shiny crystals or white powder, specific gravity 2.25, melting point 993 ℃ Boiling point 1695 ℃. Water-soluble, soluble, density 1.125g / cm3.
Chemical Properties: slightly soluble in alcohol. Weakly alkaline aqueous solution, dissolved in hydrofluoric acid from sodium fluoride, can corrode glass.
 
Uses: optical glass material, and the light-emitting materials, electronic materials, solvent and other