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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 Number
1312-81-8
Synonyms
Lanthanum trioxide
Lanthanum sesquioxide

Size Price ($) Quantity Availability
100g 61.10
500g 267.00
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Lanthanum(III) oxide, REacton®, 99.9% (REO)

MDL
MFCD00011071
EINECS
215-200-5

Chemical Properties

Formula
La2O3
Formula Weight
325.82
Form
Powder
Melting point
2307°
Boiling Point
4200°
Density
6.51
Sensitivity
Hygroscopic
Solubility
Insoluble in water but soluble in dilute acid.

Applications

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.

Notes

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

Literature References

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 Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

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

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/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. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,5363
Harmonized Tariff Code
2846.90
TSCA
Yes

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