| CAS No.: | 12061-16-4 |
|---|---|
| EINECS: | 234-160-1 |
| Classification: | Erbium Oxide |
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Overview:
Erbium Oxide CAS No. 12061-16-4 Rare Earth Oxide
| Density | 8.64 |
| Boiling Point | 3000 |
| Melting Point | 2400 |
| Molecular Formula | Er2O3 |
| Molecular Weight | 382.516 |
| Exact Mass |
379.845337 |
| PSA | 43.37 |
| Water Solubility | insoluble |
Erbium(III) oxide are utilized in different applications such as protective materials and in corrosion-resistant coating , electrically insulating coating material, sensing membrance for PH detectioin, alternative gate oxide to replace silicon oxide in metal semiconductor devices, display monitors, optical communication, hall effect sensors, imaging in biological systems, and probing solution complexation properties. Furthermore, Er2O3 exhibits a good catalytic performance to ethlene.
| Er2O3/TREO(%min.) | 99.9999 | 99.999 | 99.99 | 99.9 | 99 |
| TREO(%min.) | 99.5 | 99 | 99 | 99 | 99 |
| Loss On Ignition(%max.) | 0.5 | 0.5 | 1 | 1 | 1 |
| Rare Earth Impurities | ppm max. | ppm max. | ppm max. | %max. | %max. |
|
Tb4O7/TREO Dy2O3/TREO Ho2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3/TREO Y2O3/TREO |
0.1 0.1 0.2 0.5 0.5 0.5 0.3 |
2 5 5 2 1 1 1 |
20 10 30 50 10 10 20 |
0.01 0.01 0.035 0.03 0.03 0.05 0.1 |
0.05 0.1 0.3 0.3 0.3 0.1 0.6 |
| Non-Rare Earth Impurities | ppm max. | ppm max. | ppm max. | %max | %max. |
|
Fe2O3 SiO2 CaO Cl- CoO NiO CuO |
1 10 10 50 2 2 2 |
2 10 30 50 2 2 2 |
5 30 50 200 50 50 5 |
0.003 0.01 0.02 0.03 0 0 0 |
0.005 0.02 0.02 0.05 0 0 0 |
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