Application:
Milky agent and fusing agent for glass and enamel; preserving agent for wood; agricultural insecticide ; hygroscopic agent for acid-resisting cement; coagulation accelerator in natural emulsion products. Additive in electroplating zinc , nickel and iron in three floors; stuffing agent in plastics; pharmacy, fluorating treatment for drinking water and for man-made crystals and Sodium Fluoride.
Item
|
Standard values(%)
|
Test result
|
Appearance
|
White powder
|
White powder
|
Sodium fluorosilicate (Na2SiF6)
|
>=98.5
|
99.0
|
Loss of weight on drying at 105°C
|
<0.30
|
0.30
|
Free acid (as HCL)
|
=<0.1
|
0.047
|
Chlorides(CL)
|
=<0.15
|
0.11
|
Sulfate (SO4)
|
=<0.25
|
0.23
|
Fe
|
=<0.02
|
0.02
|
H2O
|
=<0.4
|
0.18
|
Fineness
|
>=90
|
99
|
BC has a technology personnel, and is in a position to accept orders against customers' samples.
We are sure we can supply the high quality products with competitve price.
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