Cov Qauv:EU2O3
CAS TSIS MUAJ.: 1308-96-9
Molecular hnyav: 351.92
Nrig: 7.42 g /Mäelting point: 2350 ° C
Zog: Cov hmoov dawb lossis cov chunks
Solubility: insoluble hauv dej, muaj ntsis soluble hauv cov kua ntxhia muaj zog
Kev ruaj khov: me ntsis hygroscopicmult siv: emopteroxid, oxyde deopium, oxido del Europio
Cov tshuaj oxide xide (tseem hu ua epaed Nws yog lub ntiaj teb tsis tshua muaj pa oxide thiab ib cov khoom siv dawb nrog lub cubic crystal qauv. Europium oxide is used as a material for making phosphors for use in cathode ray tubes and fluorescent lamps, as a dopant in semiconductor devices, and as a catalyst. Nws kuj yog siv rau kev tsim cov ceramics thiab raws li ib tug tracer hauv kev tshawb fawb roj ntsha thiab tshuaj lom neeg.
Cov tshuaj oxide, yog siv los ua cov tshuaj phosphor activator, cov xim cathode tsis muaj kev hloov tau paub. Europium oxide (EU2O3) tau siv dav siv raws li lub log liab hauv TV thiab cov roj fluorescent, thiab ua ib qho kev ua kom zoo rau cov phosphors. Europium oxide tseem siv tau rau hauv cov yas tshwj xeeb yas rau cov ntaub ntawv laser.
Ntsuas Yam | Lub hom phiaj | Qho kawg |
EU2O3 / TREO | ≥99.99% | 99.995% |
Treo | ≥99% | 99.6% |
Re Kev Ua Phem (Treo, PPM) | ||
Tus kab khiav | Medicited 15 | 3.0 |
La2o3 | Medicited 15 | 2.0 |
PR6O11 | Medicited 15 | 2.8 |
Nd2o3 | Medicited 15 | 2.6 |
Sm2o3 | ≤3 | 1.2 |
Ho2o3 | ≤1.5 | 0.6 |
Y2O3 | ≤3 | 1.0 |
Tsis-re impurities, ppmy | ||
Yog li ntawd | 20 | 6.0 |
Fes2o3 | 15 | 3.5 |
Siio2 | 15 | 2.6 |
Cao | 30 | 8 |
Lub hnab nyiaj | 10 | 2.5 |
Tsheb ciav hlau | 1% | 0.26 |
Lub thawv | Cov hlau ntim nrog cov hnab yas sab hauv. |
Qhov no tsuas yog ib qho spec rau 99.9% purity, peb kuj tseem tuaj yeem muab 99.5%, 99.9% Purity. Cov lej ua ntej oxalewith tshwj xeeb yuav tsum rau impurities tuaj yeem kho tau raws li cov neeg siv khoom. Rau cov ntaub ntawv ntxiv, thov nyem!
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