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Strontium Fluoride SrF2
Strontium fluoride
Molecular formula: SrF2
C A S: 7783-48-4
Physical properties: white colorless cubic crystalline powder, slightly soluble in water, soluble in hydrochloric acid, insoluble in hydrofluoric acid, ethanol and acetone. It belongs to the cubic crystal system, stable in air and can be acid decomposition. Density 4.24, melting point 1473 ℃, boiling point 2489 ℃. Air> 1000 ℃ into strontium oxide.
Uses: Can be used in the manufacture of optical glass and laser using a single crystal. Can also be used in the pharmaceutical industry and daily chemical industry, such as for anti-caries toothpaste additive, flux, co-solvent. Advanced electronic components. Fluoride is also used in pharmaceutical and other substitutes.
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 |
|
|