Description
Chemical Properties:
Value Standard Testing Method
TREO%: *9.9 >*9 GB/T ****5.2
CEO2/TREO%: *9.*5 >*9.9 GB/T ****6.1
La2O 3/TREO%: 0.***1 <0.*1 ICP <br /> Pr6O *1/TREO%:
0.***6 <0.*1 ICP <br /> Other Rare Earth: 0.*1 <0.*5
ICP <br /> Fe2O3%: 0.**4 <0.*1 ICP <br /> SiO2%:
0.**5 <0.*5 ICP <br /> PbO%: 0.**4 <0.*1 ICP <br
/> CaO%: 0.**5 <0.*5 ICP <br />
Pysical Properties:
Particle size distribution: Value Standard Testing Method
D*0: 0.***1um Horiba LA***0 Horiba LA***0
D*0: 1.***9um Horiba LA***0 Horiba LA***0
D*0: 2.***9um Horiba LA***0 Horiba LA***0
D**0: 4.***0um Horiba LA***0 Horiba LA***0
Specific Surface Area: 2.*8m2/g **5 Specific Surface Area
detector
pH value: 7 **9 pH test paper
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| CeO2/TREO (% min. ) |
*9.**9 |
*9.*9 |
*9.9 |
*9 |
| TREO (% min. ) |
*9 |
*9 |
*9 |
*9 |
| Loss on ignition (% max. ) |
1.0 |
1.0 |
1.0 |
1.0 |
| Rare Earth Impurities |
% max. |
% max. |
% max. |
% max. |
La2O3/TREO
Pr6O*1/TREO
Nd2O3/TREO
Sm2O3/TREO
Y2O3/TREO |
0.***2
0.***2
0.***2
0.***2
0.***2 |
0.**5
0.**5
0.**1
0.**1
0.**1 |
0.1
0.1
0.*1
0.*1
0.*1 |
0.5
0.5
0.*5
0.*5
0.*5 |
| Non-Rare Earth Impurities |
% max. |
% max. |
% max. |
% max. |
Fe2O3
SiO2
CaO
PbO
Al2O3
NiO
CuO |
0.***5
0.**5
0.**3
0.***5
0.**1
0.***5
0.***5 |
0.**1
0.*1
0.*1
0.**1 |
0.*2
0.*3
0.*5 |
0.*3
0.*5
0.*5 |
