Europium Oxide, Eu2O3, оксид европия, Вильнюс

Formula Eu₂O₃
CAS: 1308-96-9 MDL: MFCD00010997 EINECS: 215-165-6
Molecular Weight 351.92
Appearance White
Solubility Insoluble in water, moderately soluble in strong mineral acids
Stability Slightly hygroscopic

Application: 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 is also applied in speciality plastic for laser material.

Standard Specifications

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

Individual Rare earth including Lanthanum, Cerium, Neodymium, Praseodymium, Samarium, Europium, Gadolinium, Dysprosium, Terbium, Holmium, Erbium, Ytterbium, Lutetium, Thulium, Scandium and Yttrium.

Характеристики europium Oxide, Eu2O3, оксид европии

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