Lanthanum Oxide La2O3
ʻIke pōkole oLanthanum Oxide:
Huahana: Lanthanum oxide
Kumu: La2O3
Helu CAS: 1312-81-8
Kaumaha Molekala: 325.82
Māmā: 6.51 g/cm3
Kahi hehee: 2315°C
Ke ʻano: ʻO ka pauka keʻokeʻo
Maʻemaʻe / Hōʻike: 3N (La2O3 / REO ≥ 99.9%) 5N (La2O3 / REO ≥ 99.999%) 6N (La2O3 / REO ≥ 99.9999%)
Hoʻoheheʻe: ʻO ka pauka keʻokeʻo, hiki ke hoʻoheheʻe ʻia i ka wai, hiki ke hoʻoheheʻe ʻia i ka ʻakika, maʻalahi ke komo i ka makū, hiki ke hoʻopaʻa koke i ka makū a me ke kalapona kalapona i ka lewa, ka pahu pahu
Paʻa: hygroscopic ikaika
Nā ʻōlelo he nui: LanthanOxid, Oxyde De Lanthane, Oxido De Lanthano
Ka hoʻohana ʻana i ka Lanthanum Oxide:
ʻO Lanthanum Oxide, i kapa ʻia ʻo Lanthana,ʻO Lanthanum Oxide maʻemaʻe kiʻekiʻe(99.99% a 99.999%) i hoʻohana ʻia i ka hana ʻana i nā aniani optical kūikawā e hoʻomaikaʻi i ke kūpaʻa alkali o ke aniani, a hoʻohana ʻia i nā phosphors La-Ce-Tb no nā kukui fluorescent a me ka hana ʻana i nā aniani optical kūikawā, e like me ke aniani infrared-absorbing. e like me nā lens kamera a me ke telescope, hoʻohana nui ʻia ka haʻahaʻa haʻahaʻa o Lanthanum Oxide i nā seramika a me ka FCC catalyst, a me ke ʻano kumu no ka hana ʻana o Lanthanum Metal;Hoʻohana pū ʻia ʻo Lanthanum Oxide ma ke ʻano he mea hoʻohui ulu i ka wā o ka hoʻoheheʻe ʻana o ka wai o Silicon Nitride a me Zirconium Diboride.Hoʻohana ʻia ʻo Lanthanum Oxide e hana i ka lanthanum metala a me ka lanthanum cerium metala, catalysts, hydrogen storage materials, light-emitting materials, electronic parts, etc.
Nā kikoʻī o ka Lanthanum Oxide:
| Code Huahana | 5790 | 5791 | 5792 | 5793 | 5795 | 5797 |
| Papa | 99.9999% | 99.999% | 99.995% | 99.99% | 99.9% | 99% |
| HANA KEMIIKA | ||||||
| La2O3/TREO (% min.) | 99.9999 | 99.999 | 99.995 | 99.99 | 99.9 | 99 |
| TREO (% min.) | 99.5 | 99 | 99 | 98 | 98 | 98 |
| Pohō ma ka ʻā (% max.) | 1 | 1 | 1 | 2 | 2 | 2 |
| Na Laka Laha ole | ppm max. | ppm max. | ppm max. | ppm max. | % ka nui. | % ka nui. |
| CeO2 Pr6O11 Nd2O3 Sm2O3 Eu2O3 Gd2O3 Y2O3 | 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 0.02 0.02 0.01 0.001 0.001 0.01 | 0.5 0.1 0.1 0.1 0.1 0.1 0.1 |
| ʻO nā mea haumia honua ʻole | ppm max. | ppm max. | ppm max. | ppm max. | % ka nui. | % ka nui. |
| Fe2O3 SiO2 CaO KoO NiO CuO MnO2 Cr2O3 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 0.05 0.2 | 0.02 0.1 0.5 |
Hoʻopili ʻia o ka Lanthanum Oxide: ʻO ka pahu pahu pahu o 1, 2, a me 5 kilokani no ka ʻāpana, pahu pahu pahu pahu pahu o 25, 50 kilokani no kēlā me kēia ʻāpana, ʻeke ʻeke i ulana ʻia he 25, 50, 500, a me 1000 kilokani no kēlā me kēia ʻāpana.
Palapala:
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