Lanthanum oxide is an oxide of lanthanum (III), a white powder at room temperature, CAS number: 1312-81-8, molecular formula: La2O3, molecular weight: 325.81, relative density 6.51 (15/4 degree ), melting point 2307 degree , boiling point 4200 degree . Nws yog insoluble nyob rau hauv cov dej txias, hloov mus rau hauv cov dej kub hauv dej inorganic accts ntawm cov acceting acids, thiab yog insoluble hauv acetone.
Daim ntawv thov
Lanthhanum oxide feem ntau yog siv los tsim precision optical iav thiab kho qhov muag siv kho tshiab. Nws tseem siv rau hauv kev lag luam hluav taws xob ua lub ceramic Capacitor thiab Piezoelectric ceramant ceramant. Nws kuj yog siv los ua cov khoom siv raw rau ua cov lus cog tseg thiab kev sib cais rau kev sib cais roj av thiab ua kom zoo.
Cov Qauv Qauv Zoo
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Treo: Ntau dua lossis sib npaug rau 98. 00% |
Lauj kaub2O3/ Treo: ntau dua los yog sib npaug rau 99.99% |
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Rov qab cov ntsiab lus (%) |
Tsis-re impurities cov ntsiab lus (%) |
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Tus khiav2: <{0. 004 Tus pr6O11: <{0. 002 Nd2O3: <{0. 001 Sw2O3: <0.001 Y2O3: <0.001 |
Zaum fe2O3: <0.001 Kwj Cl-: <0.055 Sii2: <0.003 Na2O: <0.002 CAO:<0.020 |
Cia thiab Tsheb Thauj Mus Los
Cia: Tsis muaj kev txwv.
Kev ua lag luam
Peb cov khoom muag tau muag ntau dua 60 lub teb chaws thiab cov cheeb tsam nrog rau cov tuam txhab hluav taws xob hauv Tebchaws Europe, Tebchaws Asmeskas, Tebchaws Asmeskas, Sab Qab Teb Tebchaws, Is Nrias teb thiab lwm lub tebchaws.
Cim npe nrov: Lanthhanb oxide 1312-81-8, Tuam Tshoj Lagthanum Oxide 1312-81-8 Cov Chaw Tsim Khoom, Cov Chaw Tsim Khoom
