Lanthanum (La) Oxide
| Lanthanum Oxide | |
| CAS No.: | 1312-81-8 |
| Cov mis tshuaj | La2O3 |
| Qhov hnyav ntawm cov molar | 325.809 g/mol |
| Qhov tsos | Hmoov dawb, hygroscopic |
| Qhov Ceev | 6.51 g/cm3, khoom |
| Qhov kub yaj | 2,315 °C (4,199 °F; 2,588 K) |
| Kub taw tes | 4,200 °C (7,590 °F; 4,470 K) |
| Kev yaj hauv dej | Tsis yaj |
| Qhov sib txawv ntawm cov qhab | 4.3 eV |
| Kev cuam tshuam ntawm kev sib nqus (χ) | −78.0·10−6 cm3/mol |
Cov Lus Qhia Txog Kev Siv Lanthanum Oxide Uas Muaj Purity Siab
Qhov Loj ntawm Particle (D50)8.23 μm
Kev Huv Si (（La2O3） 99.999%
TREO (Tag Nrho Cov Oxides Tsis Tshua Muaj Lub Ntiaj Teb) 99.20%
| RE Cov Ntsiab Lus Tsis Muaj Peev Xwm | ppm | Cov Khoom Uas Tsis Yog REEs | ppm |
| CeO2 | <1 | Fe2O3 | <1 |
| Pr6O11 | <1 | SiO2 | 13.9 |
| Nd2O3 | <1 | CaO | 3.04 |
| Sm2O3 | <1 | PbO | <3 |
| Eu2O3 | <1 | CL¯ | 30.62 |
| Gd2O3 | <1 | LOI | 0.78% |
| Tb4O7 | <1 | ||
| Dy2O3 | <1 | ||
| Ho2O3 | <1 | ||
| Er2O3 | <1 | ||
| Tm2O3 | <1 | ||
| Yb2O3 | <1 | ||
| Lu2O3 | <1 | ||
| Y2O3 | <1 |
【Ntim】25KG/hnab Yuav tsum tau ua: tsis muaj dej noo, tsis muaj plua plav, qhuav, muaj cua nkag thiab huv.
Lanthanum Oxide siv rau dab tsi?
Ua ib qho khoom siv tsis tshua muaj nyob hauv ntiaj teb, Lanthanum yog siv los ua cov teeb carbon arc uas siv rau hauv kev lag luam ua yeeb yaj kiab rau kev teeb pom kev zoo hauv studio thiab cov teeb projector.Lanthanum Oxideyog siv los ua cov khoom siv ntawm lanthanum. Lanthanum Oxide pom siv rau hauv: Cov tsom iav pom kev, La-Ce-Tb phosphors rau fluorescent, FCC catalysts. Nws yog qhov tsim nyog rau iav, optic thiab ceramic daim ntawv thov, thiab siv rau hauv qee cov ntaub ntawv ferroelectric, thiab yog cov khoom noj khoom haus rau qee cov catalysts, ntawm lwm yam kev siv.
