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.