CAS number : 16871-90-2
Molecular weight :220.26
Molecular formula/chemical symbol :K2SiF6
Description :
White crystal or crystalline powder. Odorless. No smell. Acidic. Soluble in hydrochloric acid, hygroscopic, slightly soluble in water, not soluble in alcohol. Stimulating.
USES :
Analytical reagent. Used for wood
preservation, ceramic manufacturing, aluminum and magnesium smelting, and
potassium, such as glass, optical glass system.
Kewywords:Surface treatment chemicals
Report :
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Product name |
potassium fluosilicate |
CAS：16871-90-2 |
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Apearance |
White crystal or crystalline powder. |
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|
Test items |
estimated value |
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|
analytically pure |
chemically pure |
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|
K2SiF6） |
≥ 99.0 |
97.0 |
|
|
Free acid (in H2SiF6 meter) |
≤ 0.25 |
0.5 |
|
|
(Cl) |
≤ 0.005 |
0.02 |
|
|
(SO4) |
≤ 0.01 |
0.02 |
|
|
(CO3) |
≤ 0.01 |
-- |
|
|
(Fe) |
≤ 0.005 |
0.01 |
|
|
Heavy metal (Pb meter) |
≤ 0.005 |
0.01 |
|
