Sodium Silicofluoride 99% SSF for Enamel and Glass
1. Product Description:
Sodium fluosilicate is an inorganic compound belonging to the coordination salt or complex salt, the chemical formula Na2SiF6.
White or colorless crystalline powder, hardly soluble in the acid and water. Odorless and tasteless, relative density 2.68, with moisture absorption. Soluble in ether and other solvents, insoluble in alcohol. The solubility is greater in acid than in water. Decompose in alkaline solution to form sodium fluoride and silicon dioxide. After scorching 300 degrees above, decomposition into sodium fluoride and silicon tetrafluoride, toxic!
2. Specification
ITEMS |
STANDARD |
SODIUM SILICOFLUORIDE |
99 .0% MIN |
FREE ACID (AS HCl) |
0.10% MAX |
LOSS ON DRYING AT 105ºC |
0.30% MAX |
CHLORIDE (AS Cl) |
0.20% MAX |
SULPHATE (AS SO4) |
0.25% MAX |
IRON (Fe) |
0.02% MAX |
WATER INSOLUBLE MATTER |
0.5% MAX |
HEAVY METAL (AS Pb) |
0.02% MAX |
PARTICLE SIZE (PASSING 250 MICRON) |
90% MIN |
3. Package:
4. Application:
Preservative in wood industry;
In the pesticide industry for the manufacture of insecticides;
It is also used in pharmaceutical and drinking water fluoridation treatment, and the manufacture of artificial cryolite and sodium fluoride.
5. Loading:
7. Handling and Storing Precautions:
Store in a cool, dry place and away from acids.
Use only with adequate ventilation, dust mask or self-contained breathing apparatus.
Protective clothing should always be worn. Avoid contact with eyes, skin, and clothing.
Keep bag or container closed when not in use. Avoid breathing dust or mist.