高纯金属钇粉

· CAS:7440-65-5

· Molecular Formula: Y

· Purity:99.9%

· Specification:- 100 mesh / - 200 mesh

· EINECS No.:231-174-8

· Hazardous Class:/

UN No.:/

Package Class:Vacuum Bag or with argon protection sealed

 

Yttrium Metal (Y)-Powder

 

Characteristic

 

Yttrium is a chemical element with the symbol Y and atomic number 39. It is a silvery-metallic transition metal chemically similar to the lanthanides and has often been classified as a "rare-earth element".Insoluble in water, moderately soluble in strong mineral acids.

Phase at STP: solid

Melting point: 1799 K (1526 °C, 2779 °F)

Boiling point: 3203 K (2930 °C, 5306 °F)

Density (near r.t.): 4.472 g/cm3

when liquid (at m.p.): 4.24 g/cm3

Heat of fusion: 11.42 kJ/mol

Heat of vaporization: 363 kJ/mol

Molar heat capacity: 26.53 J/(mol·K)

 

 

Chemical Composition

 

Rare Earth Impurity(≤)

Y/RE

≥99.9%

Item

La/RE

Ce/RE

Pr/RE

Nd/RE

Sm/RE

Eu/RE

Gd/RE

Tb/RE

Content(%)

0.010

0.005

0.005

0.001

0.005

0.005

0.010

0.005

Item

Dy/RE

Ho/RE

Er/RE

Tm/RE

Yb/RE

Lu/RE



Content(%)

0.005

0.010

0.010

0.005

0.005

0.005



Non-Rare Earth Impurity(≤)

RE

≥99%

Item

Si

Fe

Ca

O

Al

C

W

Ni

Content(%)

0.020

0.020

0.329

0.139

0.020

0.020

0.283

0.020

  

Application

 

Yttrium is used in the production of a large variety of synthetic garnets, and Yttria is used to make Yttrium Iron Garnets, which are very effective microwave filters.Yttrium Fluoride is widely applied in metallurgy, ceramics, glass, and electronics. High purity grades are the most important materials for tri-bands Rare Earth phosphors and , which are very effective microwave filters. Yttrium Fluoride also can be used for the production of metallic Yttrium, thin films, glasses and ceramics. Yttrium is used in the production of a large variety of synthetic garnets, and Yttria is used to make Yttrium Iron Garnets, which are very effective microwave filters.



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