lanthanum oxide cas 1312-81-8

Chemical Name:Lanthanum oxide
CAS No.:1312-81-8
Molecular Formula:La2O3
MolecularWeight:325.81
Appearance:White powder

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Lanthanum Oxide (CAS 1312-81-8) Comprehensive Guide 2024

Table of Contents

1. Product Overview & Specifications

Lanthanum Oxide (La₂O₃), CAS 1312-81-8, is a white hexagonal crystalline powder widely used in advanced materials. Key parameters:

Parameter Specification
Molecular Weight 325.81 g/mol
Density 6.51 g/cm³
Melting Point 2,315°C
Purity Grades 99.9%, 99.99%, 99.999%
Solubility Insoluble in water, soluble in acids

2. Key Applications & Industry Uses

Core Applications:

  • Optical Glass Manufacturing: Enhances refractive index in camera lenses and fiber optics
  • Catalyst Production: Critical in automotive catalytic converters and petroleum refining
  • Electronic Ceramics: Used in multilayer ceramic capacitors (MLCCs) and semiconductor substrates

3. Usage Scenarios by Industry

Scenario 1: High-Precision Optics

Optical manufacturers use 99.999% purity La₂O₃ to produce specialty glasses with:

  • 40% higher light transmission vs. conventional oxides
  • Improved UV filtration capabilities

Scenario 2: Automotive Emission Control

Tier 1 catalyst suppliers utilize La₂O₃ in three-way catalysts to:

  • Reduce precious metal loading by 15-20%
  • Maintain catalytic efficiency above 95% at 800°C

4. Real-World Case Studies

Case Study 1: Optical Glass Manufacturer (Germany)

Challenge: Needed to improve lens performance for space telescope applications
Solution: Implemented 99.999% La₂O₃ in glass matrix
Results: 22% increase in light gathering capacity, 15% weight reduction

Case Study 2: Electronic Components Producer (Japan)

Challenge: Required higher capacitance density for 5G components
Solution: Used La₂O₃-doped ceramics in MLCC production
Results: Achieved 100nF/mm³ capacitance with ±10% tolerance

5. Technical Comparison Tables

Grade 99.9% 99.99% 99.999%
Typical Applications Glass additives Catalyst supports Semiconductor materials
Impurity Level <1000ppm <100ppm <10ppm
Price Range $80-120/kg $220-350/kg $500-800/kg

6. Supplier Inquiry Guidance

For technical specifications or bulk pricing inquiries:
Email: info@vivalr.com
Phone: (86) 15866781826

Include these details for faster response:

  • Required purity grade
  • Particle size requirements
  • Monthly/annual consumption
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