Yttrium Europium Oxide
Formula : (Y, Eu)2O3
Appearance : White powder with light red shade
Application : Used as three band RE fluorescent powder, CTV phosphors, computer display phosphors.
Packing : 50kg steel drum inner plastic sack
Items
Specifications
Typical analyses
Analytical instruments
Formula
(Y, Eu)2O3
REO %
= 99
(Y2O3+Eu2O3)/REO
= 99.99
Eu2O3/REO
upon the customer’s requirement
?
Tb4O7/REO
upon the customer’s requirement
?
La2O3/REO
= 0.0001
< 0.0001
?
CeO2/REO
= 0.0002
< 0.0002
??
Pr6O11/REO
= 0.0002
< 0.0002
?
Nd2O3/REO
= 0.0002
< 0.0002
?
Sm2O3/REO
= 0.0003
< 0.0003
?
Gd2O3/REO
= 0.0003
< 0.0002
?
Dy2O3/REO
= 0.0002
< 0.0002
?
Ho2O3/REO
= 0.0002
< 0.0002
?
Er2O3/REO
= 0.0001
< 0.0001
?
Tm2O3/REO
= 0.0001
< 0.0001
?
Yb2O3/REO
= 0.0001
< 0.00005
?
Lu2O3/REO
= 0.0001
< 0.00005
?
Non-RE impurities
Fe2O3 %
= 0.0003
= 0.0003
?
SiO2 %
=0.005
= 0.005
CaO %
= 0.0007
= 0.0007
?
CuO %
= 0.0005
= 0.0005
?
NiO
= 0.0005
= 0.0005
?
PbO
= 0.001
= 0.001
?
Cl-%
= 0.005
= 0.005
Loss on ignition %(1000?,1hour)
= 0.8
= 0.8
Medium diameter um(Power mass accumulating)
2.5~6
?
Notes
ICP-AES/ Induction coupler plasma atomic emission spectrograph
PE-3100/ Atomic absorption spectrophotometer
TA-II/ Coulter counter analyzer
SKC-2000/ Particle size distribution analyzer, TA-II/ Coulter counter analyzer
[Rare Earth] Yttrium Europium Oxide(Y+Eu)2...
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