| Customization: | Available |
|---|---|
| CAS No.: | 12061-16-4 |
| Formula: | Er2o3 |
|
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| 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 |
Erbium oxide (Er2O3), as an important rare earth oxide, has multiple functions and applications:
1. Magnetic materials: Erbium oxide is a key raw material for high-performance permanent magnetic materials, especially suitable for manufacturing neodymium iron boron permanent magnets. This material is widely used in industries such as electronics, automobiles, and home appliances due to its excellent magnetic properties and stability.
2. Luminescent materials: Erbium oxide has excellent luminescent properties and is often used to manufacture red fluorescent materials. It has extensive applications in fields such as displays, fluorescent tubes and laser technology.
3. Optical materials: Erbium oxide has unique application value in the field of optics, such as being used in the manufacture of optical glass and optical fibers.
4. Catalyst: Erbium oxide exhibits excellent activity in the field of catalysis and is commonly used in processes such as organic synthesis, petrochemicals, and environmental protection.
5. Material transformation: Erbium oxide has excellent thermoelectric properties and can be used to manufacture thermocouples and thermoelectric materials, which are widely applied in energy conversion and temperature measurement.
6. Magnetic Resonance Imaging (MRI) : Erbium oxide is an important raw material for preparing MRI contrast agents, which can significantly improve the clarity and contrast of the imaging.
7. Silver pigment: Erbium oxide is used as a silver pigment in the coatings and plastics industries, featuring excellent covering power and weather resistance.
8. Making pink glass: Erbium oxide is a pink powder with the chemical formula Er2O3. It is slightly soluble in inorganic acids, insoluble in water, and readily absorbs moisture and carbon dioxide. When heated to 1300ºC, it transforms into hexagonal crystals and does not melt.
In conclusion, erbium oxide plays a significant role in multiple fields, promoting technological progress and product innovation in related industries.
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