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Molecular formula: MgF2
Molecular weight: 62.3
Purpose: optical lens coating; The optical equipment coated with a magnesium fluoride film can reduce the reflection of the lens interface to the incoming light, reduce the halo, improve the imaging quality; (thin film interference) in addition, magnesium fluoride is also used in ceramics, electronics industry; Manufacturing ceramics and glass; Metallurgic magnesium flux; Fluorescent materials for cathode ray screens; Flux, etc.
Properties: colorless crystal or white powder; Rutile lattice; Slightly purple fluorescence; Very slightly soluble in water (18℃, 87mG/L); Slightly soluble in dilute acids (especially nitric acid).
Relative density: 3.18
Melting point: 1248℃
Boiling point: 2260℃
Case # : 7783-40-6
| ITEM | RESULT | ||||
| Appearance | White powder | ||||
| Apperance | White powder | ||||
| Content |
≥99.90 | ||||
| Assay % | |||||
| Iron | ≤5 | ||||
| Iron(Fe) | ppm | ||||
| Copper | ≤2 | ||||
| Cuprum(Cu) | ppm | ||||
| Chromium | ≤1 | ||||
| Chromium(Cr) | ppm | ||||
| Nickel | ≤1 | ||||
| Nickel（Ni） | ppm | ||||
| Manganese | ≤1 | ||||
| Manganese(Mn) | ppm | ||||
| Cobalt | ≤1 | ||||
| Cobalt（Co） | ppm | ||||
| Weight loss by burning | ≤1 | ||||
| Calcination of weightlessness | |||||
Note: Special requirements of customers can be negotiated for production of specific specifications.
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