|
|
Er2(SO4)3·8H2O 2.5N | Er2(SO4)3·8H2O 3.0N | Er2(SO4)3·8H2O 3.5N |
| TREO |
44.00 |
44.00 |
|
|
99.50 |
99.95 |
||
|
Fe2 O3 |
0.002 |
0.001 |
|
|
SiO2 |
0.005 |
0.002 |
|
|
CaO |
0.010 |
0.005 |
0.001 |
|
Cl- |
0.005 |
0.002 |
|
|
Na2 O |
0.005 |
0.002 |
0.001 |
|
PbO |
0.002 |
0.001 |
|
|
水溶解實(shí)驗 |
清亮 |
清亮 |
清(qing)亮 |