|
Products Name |
Cerium Oxide |
|||
|
CeO2/TREO (% min.) |
99.999 |
99.99 |
99.9 |
99 |
|
TREO (% min.) |
99 |
99 |
99 |
99 |
|
Loss on ignition (% max.) |
1 |
1 |
1 |
1 |
|
Rare Earth Impurities |
ppm max. |
ppm max. |
% max. |
% max. |
|
La2O3/TREO |
2 |
50 |
0.1 |
0.5 |
|
Pr6O11/TREO |
2 |
50 |
0.1 |
0.5 |
|
Nd2O3/TREO |
2 |
20 |
0.05 |
0.2 |
|
Sm2O3/TREO |
2 |
10 |
0.01 |
0.05 |
|
Y2O3/TREO |
2 |
10 |
0.01 |
0.05 |
|
Non-Rare Earth Impurities |
ppm max. |
ppm max. |
% max. |
% max. |
|
Fe2O3 |
10 |
20 |
0.02 |
0.03 |
|
SiO2 |
50 |
100 |
0.03 |
0.05 |
|
CaO |
30 |
100 |
0.05 |
0.05 |
|
PbO |
5 |
10 |
|
|
|
Al2O3 |
10 |
|
|
|
|
NiO |
5 |
|
|
|
|
CuO |
5 |
|
|
|