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Magnesium Fluoride MgF2
Magnesium fluoride
Molecular formula: MgF2
C A S: 7783-40-6
Physical properties: white or colorless crystalline powder. Rutile lattice. Slight purple fluorescence. Very slightly soluble in water (18 ℃, 87mG / L), slightly soluble in dilute acid (especially nitric acid). The relative density of 3.18. Melting point 1248 ℃. Boiling point 2260 ℃.
Chemical Properties: Colorless tetragonal crystal or powder. Tasteless. It can be dissolved in nitric acid, slightly soluble in acid, insoluble in water and alcohol.
Uses: optical lens coating. Security powder. Ceramics, electronics industry. Manufacture of ceramics, glass. Metallurgical flux magnesium metal. Optical instruments lens and filter coating. A cathode ray fluorescent screen material. Flux, etc.
Specifications:
|
Categories |
Industrial Grade |
Steel Grade |
Ceramic Grade |
Fluorescence grade |
Optical Grade |
High Purity |
Customized |
|
|
Content not less than (%) |
93.0 |
96.0 |
98.0 |
99.0 |
99.8 |
99.99 |
|
|
|
Impurity content not more than |
Na |
|
|
0.05 |
0.01 |
0.002 |
|
|
|
K |
|
|
0.05 |
0.01 |
0.002 |
|
|
|
|
Ca |
|
|
|
|
|
|
|
|
|
Mg |
0.5 |
0.1 |
0.05 |
0.05 |
0.02 |
|
|
|
|
Si |
1% |
0.5 |
0.1 |
0.05 |
0.01 |
0.002 |
|
|
|
SO4 |
0.5 |
0.1 |
0.05 |
0.03 |
0.01 |
0.005 |
|
|
|
Fe |
0.1 |
0.05 |
0.05 |
0.001 |
0.0005 |
0.0001 |
|
|
|
Cl |
0.1 |
0.1 |
0.05 |
0.05 |
0.01 |
0.001 |
|
|
|
Al |
0.1 |
0.1 |
0.05 |
0.02 |
0.002 |
0.001 |
|
|
|
Cu |
0.05 |
0.02 |
0.002 |
0.001 |
0.0005 |
0.0002 |
|
|
|
Heavy metals (Pb) |
0.05 |
0.02 |
0.002 |
0.001 |
0.0005 |
0.0002 |
|
|