Specification:

 

 

 

Items	Standard Value
SodiumSilicofluoride (Na2SiF6 )	98.5%min
Loss of weight on drying at 105°C	0.04%max
Free acid(HCl)	0.15%max
Chloride(Cl)	0.15%max
Sulphate(SO4)	0.25%max
Iron(Fe)	0.02%max
Water insolubles	0.5%max

 

 

 

 Application:

 

1. In pharmacy and fluoridation of drinking water,

 

2. Opalwax and fluxing agent in glass and vitreous enamel frits,

 

3. Filling agent in plastic,

 

4. Coagulating agent in natural rubber and latex products,

 

5. Additive in metallurgy of aluminium and in clad layer of galvanized zinc,nickel, iron,

 

6. Instead arsenious insecticides and rodenticides as pest control in agricultural,

 

7. Leather and wood preservatives,

 

8. Main raw material for producing acidproof cement and diabase plate.