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
|