|
Tb4O7
4N
|
Tb4O7
4.5N
|
Tb4O7
5N
|
|
| TREO |
99.00
|
99.00
|
99.50
|
|
Tb 4O7/TREO
|
99.99
|
99.995
|
99.999
|
|
Fe2O3
|
0.001
|
0.008
|
0.0005
|
|
SiO2
|
0.002
|
0.001
|
0.0005
|
|
CaO
|
0.005
|
0.001
|
0.001
|
|
Cl-
|
0.005
|
0.002
|
0.001
|
|
Na2O
|
0.005
|
0.002
|
0.001
|
|
PbO
|
0.002
|
0.001
|
0.001
|