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wafer butterfly valve

Zinc Fluoride ZnF2

Detailed

Zinc fluoride

 

Formula: ZnF2

Molecular weight 103.37

CAS No. 7783-49-5

EINECS: 232-001-9

MDL: MFCD00011298

RTECS: ZH3500000

 

White lump or four needle crystal powder, toxic. Slightly hygroscopic. Soluble in hot acid, hydrochloric acid, nitric acid and ammonia, slightly soluble in water and hydrofluoric acid solution, not soluble in ethanol. 4 molecules containing crystal water, the loss of water at 100 ℃. It can be stored in a glass bottle.

Uses: optical glass materials and light-emitting materials and other co-solvent

 

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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