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Europium Oxide Eu2O3

Detailed

Details:

Formula: Eu2O3
CAS No.: 1308-96-9
Molecular Weight: 351.92
Density: 7.42 g/cm3
Melting point: 2350 C
Appearance: White powder or chunks
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Slightly hygroscopic
Multilingual: EuropiumOxid, Oxyde De Europium, Oxido Del Europio

Usage:

Europium Oxide, also called Europia, is used as a phosphor activator, color cathode-ray tubes and liquid-crystal displays used in computer monitors and televisions employ Europium Oxide as the red phosphor; no substitute is known. Europium Oxide (Eu2O3) is widely used as a red phosphor in television sets and fluorescent lamps, and as an activator for Yttrium-based phosphors. Europium Oxide is also applied in speciality plastic for laser material.

 

 

 

Certificate Of Analysis

 

Product Code

6391

6393

6395

Grade

99.999%

99.99%

99.9%

CHEMICAL COMPOSITION

     

Eu2O3/TREO (% min.)

99.999

99.99

99.9

TREO (% min.)

99

99

99

Loss On Ignition (% max.)

0.5

1

1

Rare Earth Impurities

ppm max.

ppm max.

% max.

La2O3/TREO
CeO2/TREO
Pr6O11/TREO
Nd2O3/TREO
Sm2O3/TREO
Gd2O3/TREO
Tb4O7/TREO
Dy2O3/TREO
Ho2O3/TREO
Er2O3/TREO
Tm2O3/TREO
Yb2O3/TREO
Lu2O3/TREO
Y2O3/TREO

1
1
1
1
2
1
1
1
1
1
1
1
1
1

5
5
5
5
10
10
10
10
5
5
5
5
5
5

0.001
0.001
0.001
0.001
0.05
0.05
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001

Non-Rare Earth Impurities

ppm max.

ppm max.

% max.

Fe2O3
SiO2
CaO
CuO
Cl-
NiO
ZnO
PbO

5
50
10
1
100
2
3
2

8
100
30
5
300
5
10
5

0.001
0.01
0.01
0.001
0.03
0.001
0.001
0.001

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