fluorosilicic acid 40 H2SiF6

We professional in made fluorosilicic acid,with GOOD QUALITY,BEST PRICE, PASSED "NSF" test.

1- Name: hexfluorosilicic acid[16961-83-4]      2- Molecular formula: H2SiF6

3- Molecular weight: 144.09                           4- UN .No:1778

5- Product Specifications:

H2SiF6	40%MIN
HF(free)	0.8%MAX
SO4	0.5%MAX
Ca	1.0%MAX
Cl	0.1% MAX
Heavy mater( as Pb)	0.02%MAX
Fe	0.03%MAX

6- Character: It is colorless transparent liquid with specific gravity of 1.32. The boiling piont is 108.5°C. It has thrill smell, strong corrosiveness and poison. Fluosilicate acid volatilizes easily, cannot be made into anhydrous, the highest strength is 60.92%, but it is best stable when the strength is 13.3%. It doesn't decompose as distillation. It can erode glasses,pottery,aluminium and other metals. It has severe corrosive effect on skin, and is toxic to breathing apparatus of human.

7- Uses: It is used as row materials for sodium fluosilicate,potassium fluosilicate,ammonium fluosilicate, copper fluosilicate,barium fluosilicate and other fluosilicates and silicic tetrafluoride. It is also used in metal plating,timber antisepsis,disinfectant(1-2% of solution) of beer and brewing industry, refining lead of electrolysis, as mordant and in the treatment of metal surface.

8- Packing: PEdrum 250kg/drum, IBC tank, 1250kg/tank.

fluorosilicic acid 40 H2SiF6