Products
| Thulium, 69Tm | |
| Atomic number (Z) | 69 |
| Phase at STP | solid |
| Melting point | 1818 K (1545 °C, 2813 °F) |
| Boiling point | 2223 K (1950 °C, 3542 °F) |
| Density (near r.t.) | 9.32 g/cm3 |
| when liquid (at m.p.) | 8.56 g/cm3 |
| Heat of fusion | 16.84 kJ/mol |
| Heat of vaporization | 191 kJ/mol |
| Molar heat capacity | 27.03 J/(mol·K) |
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Thulium Oxide
Thulium(III) Oxide is a highly insoluble thermally stable Thulium source, which is a pale green solid compound with the formula Tm2O3. It is suitable for glass, optic and ceramic applications.