- Category :
Inorganic chemicals
- CAS NO : 7681-49-4
- EC NO : 231-667-8
- Molecular Formula : NaF
- Main Specifications : 98%
- Synonyms : Fluoride ion chromatography standard solution Fluka;Sodiumfluoridemetalsbasiswhitepowder;Sodiumfluorideopticalgradewhitextl;Sodium fluoride solution;Activity standard solution for fluoride electrode (100 ppm as fluoride);Natriumfluorid;
Package: polyethylene weaving inner lined with plastic bag,flexible freight bag,Valve mouth bag. Net weight is 25kg or 1000kg.As per customer’s required.
Uses : Sodium fluoride is an important villiaumite. It is used for water treatment agent, wood antisepsis, chinaware paint, and light metal villiaumite electrolyte flux. It is used as agriculture pesticide and bactericide. It is used as UF3 in nucleus industry.
Molecular Structure:
Product description:
Molecular weight :42
CAS No.: 7681-49-4
UN No.:1690
HS Code:2826.1920.10
[Properties]:Sodium fluoride is anhydrous white crystal or powder. Molecular formula is NaF. Specific gravity is 2.6. It is slightly soluble in water, insoluble in ethanol.
Index item Standard content(%) Test result
Sodium fluoride(NaF) ≥98 98.76
Silicon dioxide (SiO2) ≤0.5 0.42
Sulfate (SO4) ≤0.3 0.05
Acidity (HF) ≤0.1 0.01
Sodium carbonate (Na2CO3) ≤0.5 0.25
Water insoluble matter ≤0.5 0.30
Water(H2O) ≤0.5 0.20
Grain size(white powder) 120-200mesh Passing 90% through 200 mesh
Grain size(white crystal) 80-90mesh Passing 90% through 80 mesh