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wafer butterfly valve

Magnesium Fluoride MgF2

Detailed

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

 


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