|
|
3N |
Y2 (CO3 )3 4N |
Y2 (CO3 )3 |
| TREO |
44.00 |
44.50 |
44.50 |
|
Y2 O3 /TREO |
99.90 |
99.999 |
|
|
Fe2 O3 |
0.010 |
0.005 |
0.001 |
|
0.015 |
0.010 |
0.005 |
|
|
CaO |
0.005 |
0.001 |
|
|
SO4 2- |
0.050 |
0.030 |
0.020 |
|
Cl- |
0.030 |
0.020 |
|
|
Na2 O |
0.010 |
0.005 |
|
|
PbO |
0.005 |
0.005 |
0.002 |