Products

Sodium Fluoride

Name: Sodium Fluoride
Chemical Formula: NaF
Properties: The anhydrous white crystal or powder. Molecular formula NaF,  Molecular weight 42, Specific gravity 2.6.
Use: Water treatment agent, wood preservation, ceramic pigment, light metal electrolysis agent .Pesticide, disinfectant. UF3 absorbent, fluoride raw material, enamel pharmaceutical.
Packing: 25KG in pvc woven bag lined with plastic.

Product Standard: GB/T 1264-1997

Item

Unit

AR

CP

sodium fluoride content

%

98.0

98.0

clear degree test

%

qualified

qualified

insolubility (in water)

%

0.05

0.1

acidity H mmol/100g

%

5

10

alkalinity OH mmol/100g

%

2

4

chloride Cl

        %

0.005

0.01

sulfate SO4

%

0.03

0.05

fluosilicate SiF6

%

0.6

1.2

Fe

%

0.005

0.005

heavy metal Pb

%

0.003

0.005

          Tooth grade Sodium fluoride Specification according to USP standard

Item

Unit

Mathod

Range

sodium fluoride content

%

USP

98.0-102.0%

odor

---

enterprise standard

enterprise standard

determine the nature-F-

---

USP

must qualified

determine the nature-Na+

---

USP

must qualified

impurity

---

enterprise standard

must qualified

heavey metal

     

%

USP

<0.003

arsenic content

---

enterprise standard

<2mg/kg

water(method of loss of weight)

%

USP

<0.5

acidity or alkalinity

---

USP

must qualified

fluosilicate

---

USP

<1.5ml

Fe

---

enterprise standard

<75mg/kg

chloride

---

USP

<120mg/kg

  

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