| Er2(SO4)3·8H2O 2.5N | Er2(SO4)3·8H2O 3.0N | Er2(SO4)3·8H2O 3.5N | |
| TREO |
44.00
|
44.00
|
44.00
|
|
Er2O3/TREO
|
99.50
|
99.90
|
99.95
|
|
Fe2O3
|
0.002
|
0.001
|
0.0005
|
|
SiO2
|
0.005
|
0.002
|
0.001
|
|
CaO
|
0.010
|
0.005
|
0.001
|
|
Cl-
|
0.010
|
0.005
|
0.002
|
|
Na2O
|
0.005
|
0.002
|
0.001
|
|
PbO
|
0.002
|
0.001
|
0.001
|
|
水溶解实验
|
清亮
|
清亮
|
清亮
|