Lanthanum Oxide (CAS 1312-81-8) Comprehensive Guide 2024
Table of Contents
- 1. Product Overview & Specifications
- 2. Key Applications & Industry Uses
- 3. Usage Scenarios by Industry
- 4. Real-World Case Studies
- 5. Technical Comparison Tables
- 6. Supplier Inquiry Guidance
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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