Sodium Fluoride
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- Category :
Inorganic chemicals/Inorganic salts
- CAS NO : 7681-49-4
- EC NO : 231-667-8
- Molecular Formula : NaF
- Main Specifications : 98%min
- Synonyms : Fluoride ion chromatography standard solution Fluka;Sodiumfluoridemetalsbasiswhitepowder;Sodiumfluorideopticalgradewhitextl;Sodium fluoride solution;Activity standard solution for fluoride electrode (100 ppm as fluoride);Natriumfluorid;
Package: It is used in welding flux, toothpaste additive, preservative, bactericide, slagging medium of metallurgy, adhesive, papermaking and construction industry.
Molecular Structure:
Product description:
Sodium Fluoride
Formula:??NaF
CAS No.:?7681-49-4
M.W.:?41.99
Properties: It is a white powder or crystal. Its relative density is 2.558, m.p. 993℃ and b.p. 1704℃. It is insoluble in ethanol and has toxic. Its aqueous solution will etch glass.
Specification:
NaF 98.0% min
Water-insoluble matter 0.7%max
Free acid (HF) 0.2%max
Free base (Na2CO3) 0.5%max
Sulfate (SO4) 0.3% max
Silicate (SiO2) 0.5% max
H2O 0.5% max
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