| Molecular formula |
MgF2 |
| Molecular weight |
62.30 |
| CAS NO |
7783-40-6 |
| Characters |
White powder |
| Use |
Used in optical glass, china and electronic industry. |
| Specification |
Excellent grade pure, analytically pure , chemically pure, export grade |
| Executive standard |
Enterprise standard |
| Technical index |
|
Name
|
Excellent grade pure(%)
|
Analytically pure (%)
|
chemically pure(%
|
Export grade(%) |
|
Content
|
≥99.5
|
≥97.5
|
≥95.0
|
≥98.0 |
|
Chloride(Cl)
|
≤0.005
|
≤0.005
|
≤0.02
|
— |
|
Sulfate(SO4)
|
≤0.01
|
≤0.05
|
≤0.08
|
≤0.1 |
|
Silicon(Si)
|
—
|
≤0.01
|
≤0.03
|
≤0.5 |
|
Ferrum(Fe)
|
≤0.001
|
≤0.01
|
≤0.04
|
≤0.05 |
|
Heavy metal(Pb)
|
≤0.001
|
≤0.03
|
≤0.01
|
≤0.01 |
|
Carbonate(CO3)
|
qualified
|
—
|
—
|
— |
|
Barium(Ba)
|
≤0.005
|
—
|
—
|
— |
|
Moisture
|
≤0.06
|
—
|
—
|
≤0.5 |
| Calcium(Ca) |
≤0.05 |
— |
— |
≤0.1 |
| Ignition loss |
— |
≤11 |
≤11 |
— |
| Nitrogenous compound(N) |
≤0.005 |
≤0.005 |
≤0.03 |
—
|
| Natrium(Na) |
— |
— |
— |
≤0.1 |
|
| Packing |
500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing |
