- Home
- ::
- Products
- ::
- Rare earth oxides
- ::
- Terbium oxide
Terbium Oxide
Formula Tb4O7
CAS: 12037-01-3 MDL: MFCD00083151 EINECS: 234-856-3
Molecular Weight 747.69
Appearance Brown powder
Solubility Insoluble in water, moderately soluble in strong mineral acids
Stability Slightly hygroscopic
Applicatoin: Terbium Oxide, also called Terbia, has important role as an activator for green phosphors used in colour TV tubes. Meanwhile Terbium Oxide is also used in special lasers and as a dopant in solid-state devices.
Standard Specification:
Grade | 99.999% | 99.99% | 99.9% | 99% |
CHEMICAL COMPOSITION | ||||
Tb4O7/TREO (% min.) | 99.999 | 99.99 | 99.9 | 99 |
TREO (% min.) | 99 | 99 | 99 | 99 |
Loss On Ignition (% max.) | 0.5 | 0.5 | 1 | 1 |
Rare Earth Impurities | % max. | % max. | % max. | % max. |
Eu2O3/TREO Gd2O3/TREO Dy2O3/TREO Ho2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3/TREO Y2O3/TREO |
0.0001 0.0005 0.0005 0.0001 0.0001 0.0001 0.0001 0.0001 0.0003 |
0.001 0.002 0.002 0.001 0.001 0.001 0.001 0.001 0.001 |
0.01 0.1 0.15 0.02 0.01 |
0.01 0.5 0.3 0.05 0.03 |
Non-Rare Earth Impurities | % max. | % max. | % max. | % max. |
Fe2O3 SiO2 CaO CuO NiO ZnO PbO |
0.0001 0.003 0.001 0.0001 0.0001 0.0001 0.0001 |
0.0005 0.005 0.005 0.0003 0.0003 0.0003 0.0003 |
0.001 0.01 0.01 |
0.005 0.03 0.03 |
We can also accept inquiries for other Rare earth compounds: Lanthanum, Cerium, Neodymium, Praseodymium, Samarium, Europium, Gadolinium, Dysprosium, Terbium, Holmium, Erbium, Ytterbium, Lutetium, Thulium, Scandium and Yttrium.
Upon your request we can provide more detailed information including price, MSDS sheet, weight, packing condition and time of delivery. Please contact us and you will be replied within 24 hours. Our email: info@redmetlitas.com
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |