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Gadolinium Oxide Gd2O3

Detailed

Details:

Formula: Gd2O3
CAS No.: 12064-62-9
Molecular Weight: 362.50
Density: 7.407 g/cm3
Melting point: 2,420° C
Appearance: White powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Slightly  hygroscopic
Multilingual: GadoliniumOxid, Oxyde De Gadolinium, Oxido Del Gadolinio

Usage:

Gadolinium Oxide, also called Gadolinia, is used for making optical glass and Gadolinium Yttrium Garnets which have microwave applications. High purity of Gadolinium Oxide is used for making phosphors for colour TV tube. Cerium Oxide (in the form of Gadolinium doped ceria) creates an electrolyte with both high ionic conductivity and low operating temperatures that are optimal for cost-effective production of fuel cells. It is one of the most commonly available forms of the rare earth element Gadolinium, derivatives of which are potential contrast agents for magnetic resonance imaging.

 

 

 

Certificate Of Analysis

 

Product Code

6490

6491

6493

6495

Grade

99.9999%

99.999%

99.99%

99.9%

CHEMICAL COMPOSITION

       

Gd2O3 /TREO (% min.)

99.9999

99.999

99.99

99.9

TREO (% min.)

99.5

99

99

99

Loss On Ignition (% max.)

0.5

0.5

1

1

Rare Earth Impurities

ppm max.

ppm max.

ppm max.

% max.

La2O3/TREO
CeO2/TREO
Pr6O11/TREO
Nd2O3/TREO
Sm2O3/TREO
Eu2O3/TREO
Tb4O7/TREO
Dy2O3/TREO
Ho2O3/TREO
Er2O3/TREO 
Tm2O3/TREO
Yb2O3/TREO
Lu2O3/TREO
Y2O3/TREO

0.2
0.5
0.5
0.5
0.5
2.0 
3.0
0.5
0.2
0.2
0.2
0.2
0.3
0.5

1
1
1
1
5
5
5
1
1
5
1
1
1
2

5
10
10
10
30
30
10
5
5
5
5
5
5
5

0.005
0.005
0.005
0.005
0.005
0.04
0.01
0.005
0.005
0.025
0.01
0.01
0.005
0.03

Non-Rare Earth Impurities

ppm max.

ppm max.

ppm max.

% max.

Fe2O3
SiO2
CaO
CuO
PbO
NiO
Cl-

2
10
10

3
50
50
3
3
3
150

5
50
50
5
5
10
200

0.015
0.015
0.05
0.001
0.001
0.001
0.05

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