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1312-81-8 - Lanthanum(III) oxide, REacton®, 99.9% (REO) - Lanthanum trioxide - Lanthanum sesquioxide - 11272 - Alfa Aesar

11272 Lanthanum(III) oxide, REacton®, 99.9% (REO)

CAS-Nummer
1312-81-8
Synonyme
Lanthanum trioxide
Lanthanum sesquioxide

Größe Preis ($) Menge Verfügbarkeit
100g 61,10
500g 267,00
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Lanthanum(III) oxide, REacton®, 99.9% (REO)

MDL
MFCD00011071
EINECS
215-200-5

Chemische Eigenschaften

Formel
La2O3
Molmasse
325.82
Form
Powder
Schmelzpunkt
2307°
Siedepunkt
4200°
Dichte
6.51
Sensitivität
Hygroscopic
Löslichkeit
Insoluble in water but soluble in dilute acid.

Anwendungen

Lanthanum(III) oxide is used as a precursor to LAMOX fast ion conductors and superconductors. It is also used in the manufacture of optical glasses, piezoelectric and thermoelectric material. It is also useful for X-ray imaging intensifying screens, phosphors as well as dielectric and conductive ceramics.

Bemerkungen

Hygroscopic. Moisture sensitive. Incompatible with mineral acids and oxidizing agents.

Literaturverweise

Sun, R.; Wang, T.; Zheng, M.; Deng, W.; Pang, J.; Wang, A.; Wang, X.; Zhang, T. Versatile Nickel-Lanthanum(III) Catalyst for Direct Conversion of Cellulose to Glycols. ACS Catal. 2015, 5 (2), 874-883.

Plassmeyer, P. N.; Archila, K.; Wager, J. F.; Page, C. J. Lanthanum Aluminum Oxide Thin-Film Dielectrics from Aqueous Solution. ACS Appl. Mater. Interfaces 2015, 7 (3), 1678-1684.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,5363
Harmonized Tariff Code
2846.90
TSCA
Yes

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