2022 Good Quality Silicon Metal For Synthetic Quartz - Terbium(III,IV) Oxide – UrbanMines
2022 Good Quality Silicon Metal For Synthetic Quartz - Terbium(III,IV) Oxide – UrbanMines Detail:
Terbium(III,IV) Oxide Properties
| CAS No. | 12037-01-3 | |
| Chemical formula | Tb4O7 | |
| Molar mass | 747.6972 g/mol | |
| Appearance | Dark brown-black hygroscopic solid. | |
| Density | 7.3 g/cm3 | |
| Melting point | Decomposes to Tb2O3 | |
| Solubility in water | Insoluble | |
High Purity Terbium Oxide Specification
| Particle Size(D50) | 2.47 μm |
| Purity(（Tb4O7） | 99.995% |
| TREO(Total Rare Earth Oxides) | 99% |
| RE Impurities Contents | ppm | Non-REEs Impurities | ppm |
| La2O3 | 3 | Fe2O3 | <2 |
| CeO2 | 4 | SiO2 | <30 |
| Pr6O11 | <1 | CaO | <10 |
| Nd2O3 | <1 | CL¯ | <30 |
| Sm2O3 | 3 | L.O.I | ≦1% |
| Eu2O3 | <1 | ||
| Gd2O3 | 7 | ||
| Dy2O3 | 8 | ||
| Ho2O3 | 10 | ||
| Er2O3 | 5 | ||
| Tm2O3 | <1 | ||
| Yb2O3 | 2 | ||
| Lu2O3 | <1 | ||
| Y2O3 | <1 |
| 【Packaging】25KG/bag Requirements:moisture proof, dust-free, dry, ventilate and clean. |
What is Terbium(III,IV) Oxide used for?
Terbium (III,IV) Oxide, Tb4O7, is widely used as precursor for the preparation of other terbium compounds. It can be used as an activator for green phosphors, a dopant in solid-state devices and fuel cell material, special lasers and a redox catalyst in reactions involving oxygen. Composite of CeO2-Tb4O7 is used as catalytic automobile exhaust converters.As magneto-optical recording devices and magneto-optical glasses. Making of glass materials (with a Faraday effect) for optical and laser-based devices.Nanoparticles of terbium oxide are used as analytical reagents for the determination of drugs in food.
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