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     Proucts

 

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%
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