SODIUM FLUORIDE

 

FORMULA: NaF

 

M. W.: 41.99

 

CAS NO.: 7681-49-4

 

GRADE: DENTAL GRADE

 

DESCRIPTION: IT IS A WHITE CRYSTAL OR POWDER. ITS RELATIVE DENSITY IS 2.558, MELTING POINT IS 993℃ AND BOILING POINT IS 1704℃. ITS SPECIFIC GRAVITY IS 2.6. IT IS INSOLUBLE IN ETHANOL AND HAS TOXIC. ITS AQUEOUS SOLUTION WILL ETCH GLASS.

 

SPECIFICATIONS:

NAF

98%MIN

WATER-INSOLUBLE MATTER

0.5%MAX

SO42-

0.2%MAX

SiO2

0.5%MAX

FREE ACID (HF)

0.1%MAX

FREE BASE (Na2CO3)

0.2%MAX

MOISTURE

0.5%MAX

HEAVY METAL (Pb)

0.005%MAX

Fe

0.005%MAX

As

0.0005%MAX

 

USES: IT IS USED IN TOOTHPASTE ADDITIVE.

 

PACKING: PACKED IN PLASTIC WOVEN BAGS OF 25 KG WITH PLASTIC LINING, 20MT/20’FCL.

 

UN No.: 1690             CLASS: 6.1