Lanthanum Oxide La2O3
Cov ntaub ntawv luv luv ntawmLanthanum Oxide:
Khoom siv: Lanthanum oxide
Cov roj formula: La2O3
CAS Nr .: 1312-81-8
Molecular Luj: 325.82
Qhov ceev: 6.51 g / cm3
Melting point: 2315 ° C
Qhov tsos: Dawb hmoov
Purity / Specification: 3N (La2O3 / REO ≥ 99.9%) 5N (La2O3 / REO ≥ 99.999%) 6N (La2O3 / REO ≥ 99.9999%)
Solubility: Dawb hmoov, me ntsis soluble nyob rau hauv dej, yooj yim soluble nyob rau hauv acid, yooj yim rau nqus noo noo, muaj peev xwm sai sai nqus noo noo thiab carbon dioxide nyob rau hauv cov huab cua, nqus ntim
Stability: Muaj zog hygroscopic
Ntau hom lus: LanthanOxid, Oxyde de Lanthane, Oxido de Lanthano
Daim ntawv thov ntawm Lanthanum Oxide:
Lanthanum Oxide, tseem hu ua Lanthana,siab purity Lanthanum Oxide(99.99% mus rau 99.999%) yog siv rau hauv kev ua cov tsom iav tshwj xeeb los txhim kho cov alkali tsis kam ntawm iav, thiab siv hauv La-Ce-Tb phosphors rau cov teeb fluorescent thiab ua cov tsom iav tshwj xeeb, xws li infrared-absorbing iav, thiab Raws li lub koob yees duab thiab tsom iav tsom iav, qib qis ntawm Lanthanum Oxide yog dav siv hauv ceramics thiab FCC catalyst, thiab tseem ua raw khoom rau Lanthanum Hlau ntau lawm;Lanthanum Oxide kuj tseem siv los ua ib qho kev loj hlob ntxiv thaum lub sij hawm ua kua theem sintering ntawm Silicon Nitride thiab Zirconium Diboride.Lanthanum Oxide yog siv los tsim cov hlau lanthanum thiab lanthanum cerium hlau, catalysts, hydrogen cia cov ntaub ntawv, cov khoom siv hluav taws xob, cov khoom siv hluav taws xob, thiab lwm yam.
Specification ntawm Lanthanum Oxide:
| Khoom Code | 5790 ua | 5791 ib | 5792 ib | ib 5793 | 5795 ib | 5797 ua |
| Qib | 99.9999% | 99.999% | 99.995% | 99.99% | 99.9% | 99% |
| CHEMICAL COMPOSITION | ||||||
| La2O3/TREO (% min.) | 99.99 9 | 99.999 ib | 99,995 ua | 99.99 ib | 99.9 ua | 99 |
| TREO (% min.) | 99.5 ua | 99 | 99 | 98 | 98 | 98 |
| Poob ntawm ignition (% max.) | 1 | 1 | 1 | 2 | 2 | 2 |
| Rare Earth Impurities | ppm max. | ppm max. | ppm max. | ppm max. | % max. | % max. |
| CeO 2 np6o 11 Nd2O 3 sm2o3 ua ua 2o3 gd2o3 ua y2o3 ua | 0.5 0.5 0.5 0.2 0.2 0.2 0.5 | 3 3 2 2 2 2 5 | 5 5 5 5 5 5 5 | 50 50 50 10 10 10 10 | 0.05 Nws 0.02 ib 0.02 ib 0.01 ib 0.001 ib 0.001 ib 0.01 ib | 0.5 0.1 0.1 0.1 0.1 0.1 0.1 |
| Tsis-Re Earth Impurities | ppm max. | ppm max. | ppm max. | ppm max. | % max. | % max. |
| Fe2O 3 SiO 2 CaO Cov NiO CuO MnO2 Cr2O 3 CdO PbO | 1 10 10 2 2 2 2 2 5 5 | 2 50 50 2 2 2 2 2 5 5 | 10 50 50 2 2 2 2 3 5 10 | 50 100 100 5 5 3 5 3 5 50 | 0.01 ib 0.05 Nws 0.2 | 0.02 ib 0.1 0.5 |
Ntim ntawm Lanthanum Oxide: Nqus ntim ntawm 1, 2, thiab 5 kilograms ib thooj, cardboard nruas ntim ntawm 25, 50 kilograms ib thooj, woven hnab ntim ntawm 25, 50, 500, thiab 1000 kilograms ib thooj.
Daim ntawv pov thawj:
Qhov peb tuaj yeem muab tau:
