| CAS No.: | 12061-16-4 |
|---|---|
| Formula: | Er2o3 |
| Classification: | Other Oxides |
| Grade Standard: | Technical Grade |
| Kind: | No Salt Oxide |
| Quality: | First Class |
| Customization: |
|---|
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Audited Supplier Top selling rare earth oxide Er2O3 Powder
Specifications of Erbium Oxide :
Appearance: pink powder
Formula: Er2O3
Formula weight: 382.52
CAS No.: 12061-16-4
EINECS No.: 235-047-5
Density: 8.64g/cm3
Melting point: 2400ºC
Solubility : insoluble in water , soluble in acid
|
Erbium Oxide; Er2O3 |
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|
Purity |
2N |
2N5 |
3N |
3N5 |
4N |
||
|
REO % min. |
99 |
99 |
99 |
99 |
99 |
||
|
Er2O3/REO% min. |
99 |
99.5 |
99.9 |
99.95 |
99.99 |
||
|
Rare earthimpurities |
Dy2O3 |
Total 1.0 |
Total 0.5 |
Total 0.1 |
Total 0.05 |
0.0005 |
|
|
HO2O3 |
0.0015 |
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|
Tm2O3 |
0.002 |
||||||
|
Yb2O3 |
0.002 |
||||||
|
Lu2O3 |
0.001 |
||||||
|
Y2O3 |
0.002 |
||||||
|
Other |
0.001 |
||||||
|
Non rare earth impurities |
Fe2O3 |
0.005 |
0.002 |
0.001 |
0.001 |
0.0005 |
|
|
SiO2 |
0.02 |
0.01 |
0.005 |
0.005 |
0.003 |
||
|
CaO |
0.02 |
0.02 |
0.01 |
0.005 |
0.001 |
||
|
CuO |
- |
- |
- |
0.001 |
0.001 |
||
|
PbO |
- |
- |
- |
0.001 |
0.001 |
||
|
NiO |
- |
- |
- |
0.001 |
0.001 |
||
|
CI- |
0.05 |
0.03 |
0.03 |
0.02 |
0.02 |
||
|
L.O.I % Max. |
1 |
1 |
1 |
1 |
1 |
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