VWR Lanthanum (III) oxide ≥99.5%, GPR RECTAPUR®, 500g
Catalog No :
CAS Number :
Brand :
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Specifications:
Application | Analytical Chemistry | ||
Storage Temperature | Ambient | ||
Product Type | Laboratory Chemical | Forms | Powder |
Product Brand | VWR | ||
Product Grade | Analytical grade | Formula | La₂O₃ |
VWR® Lanthanum(III) Oxide (La₂O₃, ≥99.5%), supplied under the GPR RECTAPUR® grade, is a high-purity rare earth oxide with broad applications in materials science, catalysis, ceramics, optics, and electronics.
Lanthanum oxide is commonly used as a precursor in advanced ceramics, phosphors, and catalysts, and as a dopant in optical glasses to improve refractive index and durability. Its high purity (≥99.5%) ensures consistent and reproducible results for analytical and industrial applications.
Key Features
- High Purity: ≥99.5% assay.
- Analytical Grade: GPR RECTAPUR® quality standard.
- Refractory Material: High melting (2315 °C) and boiling point (4200 °C).
- Versatile Rare Earth Oxide: Used in electronics, optics, catalysis, and ceramics.
- Stable Solid: White crystalline powder with high density (6.51 g/cm³).
Applications
- Advanced Ceramics: Component in specialty ceramics and high-performance materials.
- Glass & Optics: Dopant to enhance refractive index, durability, and resistance to devitrification.
- Catalysis: Used as a catalyst or catalyst support in petrochemical and environmental processes.
- Phosphors & Luminescent Materials: Precursor for lanthanum-based phosphors.
- Electronics: Dielectric material in capacitors and semiconductors.
- Analytical Chemistry: Reagent and precursor for lanthanum compounds.
Specifications
Property | Details |
---|---|
Assay (Purity) | ≥99.5% |
CAS Number | 1312-81-8 |
Molecular Formula | La₂O₃ |
Molecular Weight | 325.81 g/mol |
Appearance | White crystalline solid/powder |
Melting Point | 2315 °C |
Boiling Point | 4200 °C |
Density (20 °C) | 6.51 g/cm³ |
Storage Temperature | Ambient |
Merck Index | 12,05363 |
Packaging & Ordering Information
Catalog Number | Description | Pack Size | Container |
---|---|---|---|
24960.260 | VWR® Lanthanum(III) Oxide ≥99.5%, GPR RECTAPUR® | 500 g | Plastic bottle |
Safety Information
- Hazard Classification: Irritant (dust may cause respiratory and eye irritation).
- Precautions: Handle with gloves, goggles, and protective clothing. Use in a fume hood to avoid inhalation of fine particulate matter.
VWR® Lanthanum(III) Oxide ≥99.5%, GPR RECTAPUR® is a high-purity rare earth oxide with critical uses in catalysis, ceramics, glass, optics, electronics, and luminescent materials. Its analytical-grade quality and consistent composition make it suitable for both laboratory and industrial applications requiring precision and reliability.