Brief:
Europium Oxide Formula Eu2O3
CAS NO.: 1308-96-9
Molecular Weight: 351.92
Appearance: White powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids, stability slightly hygroscopic
Applications: it is mainly used for manufacturing of TV fluorescent phosphors, and also it is used as the activating agent of X-ray intensifying screen.
Packing & Delivery:
Packing Details: 50kg iron drum with double seal pp inner
Delivery Detail: within 10 ten days after receipt of deposit
Specification:
|
product Code
|
EU-1
|
EU-2
|
EU-3
|
EU-4
|
|
Grade
|
99.9999%
|
99.999%
|
99.99%
|
99.9%
|
|
CHEMICAL COMPOSITION
|
|
|
|
|
|
Eu2O3/TREO (% min.)
|
99.9999
|
99.999
|
99.99
|
99.9
|
|
TREO (% min.)
|
99.9
|
99
|
99
|
99
|
|
Loss On Ignition (% max.)
|
0.5
|
0.5
|
1
|
1
|
|
Rare Earth Impurities
|
% max.
|
% max.
|
% 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 |
0.00001
0.00001 0.00001 0.00001 0.00005 0.00005 0.00001 0.00001 0.00001 0.00001 0.00001 0.00001 0.00001 0.00001 |
0.0001
0.0001 0.0001 0.0001 0.0002 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 |
0.0005
0.0005 0.0005 0.0005 0.001 0.001 0.001 0.001 0.0005 0.0005 0.0005 0.0005 0.0005 0.0005 |
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
|
% max.
|
% max.
|
% max.
|
% max.
|
|
Fe2O3
SiO2 CaO CuO Cl- NiO ZnO PbO |
0.0002
0.0003 0.0003 0.0001 0.005 0.0001 0.0001 0.0001 |
0.0003
0.001 0.001 0.0001 0.01 0.0002 0.0003 0.0002 |
0.0005
0.005 0.003 0.0005 0.03 0.0005 0.001 0.0005 |
0.001
0.01 0.01 0.001 0.03 0.001 0.001 0.001 |