Lanthanum hydroxide is white powder, which is rare earth hydroxide. It is hard to dissolve in water and tend to absorb CO2 from air. It decompose when heating not reach melting point. Decomposition temperature is 260℃. LaH3O3 is stable at room temperature and pressure, which dissolve in acids, but not water. Lanthanum oxide is the raw material.
Lanthanum Hydroxide
| CAS No.:14507-19-8 | EC No.:238-510-2 | Molecular Formula:LaH3O3 | Molecular Weight:189.93 |
| Density:4.4 | UN 3262 8/PG 2 |
Applications
Lanthanum(III) hydroxide applies to three-way catalyst, glass, ceramics and electronic industry. It is also raw material for some adsorbents for adsorbing uranyl ion, arsenious acid and arsenate anion in water.
One of the primary applications of La(OH)3 is in the production of advanced materials, particularly in the synthesis of lanthanum oxide (La₂O₃). Lanthanum oxide is widely used in various industries, including catalysis, ceramics, and phosphors. Its catalytic properties make it an essential component in automotive catalytic converters, where it helps reduce harmful emissions and enhance environmental performance.
In addition to its role in catalysis, La(OH)3 is recognized for its potential in electronic applications. The compound can be utilized in the fabrication of electronic components and devices, such as capacitors and semiconductors, where its dielectric properties contribute to improved performance and efficiency. Lanthanum hydroxide’s stability under varying conditions makes it a reliable choice for high-performance electronic applications.
Furthermore, lanthanum hydroxide has gained interest in environmental applications, particularly in water treatment processes. Its ability to adsorb and remove heavy metals and other contaminants from wastewater makes it valuable for developing effective remediation materials. By enhancing water quality and reducing pollution, lanthanum hydroxide contributes to sustainable environmental practices.