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Sodium fluoride

 

Product Name: Sodium fluoride

Molecular formula: NaF

Molecular weight: 41.99

Property: It is colorless shinning crystal or white powder, specific wt.: 2.25, m.p.: 993°C, b.p.: 1695°C. It is soluble in water,hydrofluoric acid; slightly soluble in alcohols. Its aqueous solution is weak alkaline; corrosive to glass; toxic!

Use: It is used as phosphating accelerant to improve the performance of phosphating film. It is also used for wood preservatives, insecticides, bactericides, soldering flux etc.

Quality index:

Standard: GB4293-84

Appearance	crystalline granules or powder
Assay	≥98%
Sodium carbonate content	≤0.5%
Silicon dioxide	≤0.5%
Sulphates(SO42-)	≤0.1%
Degree (HF)	≤0.1%
Insol. in water	≤0.7%
Water (H2O)	≤0.5%