Potassium hydrogen fluoride
- Số CAS
- 7789-29-9
- Khối lượng phân tử
- 78.10
- Công thức phân tử / ký hiệu hóa học
- KHF2
Mô tả
Apearances: The color
slightly sour smell crystallization. Hydrofluoric acid, is not lost in the dry
air to absorb moisture in humid air and hydrogen fluoride to escape, the water
is decomposed into potassium fluoride and hydrofluoric acid. The soluble
potassium acetate, soluble in dilute ethanol, not soluble in ethanol. Aqueous
acidic reaction. Toxic. Corrosive.
ỨNG DỤNG
Alkylated benzene catalysts. Glass pitting
painted. Manufacture of fluorine. Metallurgical flux.
Keywords:Functional Chemicals
Phiếu kiểm nghiệm
|
TEST ITEMS |
TEST RESULT |
|
|
|
Analytical grade |
Chemically pure |
|
|
≥99.0 |
≥98.0 |
|
Fluorosilicates (K2SiF6) |
≤0.15 |
≤0.5 |
|
Fe |
≤0.002 |
≤0.005 |
|
Chloride (Cl) |
≤0.005 |
≤0.005 |
|
Sulfites (SO3) |
≤0.005 |
≤0.005 |
|
Sulfate (SO4) |
≤0.005 |
≤0.01 |
|
Heavy metals (as Pb) |
≤0.003 |
≤0.005 |
|
Na |
≤0.02 |
≤0.05 |