Sodium Fluoride

Sodium Fluoride

Cas No.: 7681-49-4

Molecular formularNaFMolecular weight42

Property: colorless crystal or white powder; melting point:  993℃, boiling point:  1695℃ , relative density:  2.558; lightly soluble in alcohol; soluble in water and hydrofluoric acid

Usage:

1. Used as pesticides and bactericides in agriculture.

2. Used as wood conservative, water treatment agent, ceramic pigment and fluoride treatment of light metal.

3. Used as UF2 adsorbent in neclear industry.

4. Used as materials for making other fluoride chemicals, in enamel industry, medical industry, paper-making industry, building materials, etc.

Packing: 25kg/bag

Specification:

THIS INSPECTION IS BASED ON GB4293-84

1.    Industrial grade

 

Item

High purity

Powder

Nano

Sodium fluoride (NaF)

≥98

≥98

≥98

Silica (SiO2)

≤0.5

≤0.5

≤0.5

Sulfate (SO4)

≤0.3

≤0.3

≤0.3

Acid value (HF)

≤0.1

≤0.1

≤0.1

Sodium carbonate (Na2CO3)

≤0.5

≤0.5

≤0.5

Water insoluble 

≤0.7

≤0.7

≤0.7

Moisture 

≤0.5

≤0.5

≤0.5

Partical size

60-120

120-200

200-3250

 

2.    Toothpaste grade

 

Item

Index

Sodium fluoride(NaF)

≥98.0

Silica(SiO2)

≤0.5

Sulfate (SO4)

≤0.3

Acid value  (HF)

≤0.1

Sodium carbonate (Na2CO3)

≤0.5

Water insoluble

≤0.5

Water(H2O)

≤0.5

Lead

≤0.005

Iron

≤0.005

Arsenic

≤0.0005

Grain size(white powder)

120-200mesh

Grain size(white crystal)

80-90mesh

Details are introduced