CAS number : 10031-51-3
Molecular weight :443.35
Molecular formula/chemical symbol :Er(NO3)3.5H2O
Description :
Appearance:Pink granular crystal
Solubility; soluble in water and alcohol, encounter heat to dehydration, in the damp air easy deliquescence.
USES :
Mainly used for glass, ceramic and chemical industrial additive and catalyst. Used for processing other erbium product raw material.
Report :
Er2O3/TREO
Not less than %
|
TREO
Not less than %
|
Impurity content is not more than% |
|||||||||||||
Fe2O3 |
SiO2 |
Cl- |
CaO |
PbO |
Water test |
||||||||||
99.95 |
40 |
0.0001 |
0.001 |
0.002 |
0.0005 |
0.0002 |
qualified |
||||||||
99.5 |
40 |
0.0005 |
0.002 |
0.005 |
0.001 |
0.001 |
qualified |
||||||||
|
TREO>% |
Pure degree>% |
soluble |
The
rare earth impurity content |
|
||||||||||
|
calcium oxide |
silicon dioxide |
Chloride |
|
|
||||||||||
|
38 |
99.99 |
clear |
10 |
50 |
20 |
10 |
|
|||||||
|
38 |
99.9 |
clear |
20 |
100 |
50 |
50 |
|
|||||||
|
38 |
99.5 |
clear |
50 |
100 |
50 |
100 |
|
|||||||