Potassium fluorosilicate
- 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 |
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Free acid (in H2SiF6 meter) |
≤ 0.25 |
0.5 |
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(Cl) |
≤ 0.005 |
0.02 |
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(SO4) |
≤ 0.01 |
0.02 |
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(CO3) |
≤ 0.01 |
-- |
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(Fe) |
≤ 0.005 |
0.01 |
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Heavy metal (Pb meter) |
≤ 0.005 |
0.01 |
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