Description

Scandium Oxide (CAS NO 12059-91-5) is a high-purity inorganic compound of significant strategic importance in advanced materials science. Its unique properties enable critical performance enhancements in next-generation technologies, making it a key enabler for innovation. This material is essential for manufacturers and research institutions in the electronics, aerospace, and high-intensity lighting sectors seeking superior product performance and efficiency.

Application

• Solid Oxide Fuel Cells (SOFCs): As a stabilizing dopant in zirconia-based electrolytes to enhance ionic conductivity and operational stability at high temperatures.
• High-Intensity Metal Halide Lamps: A key component in scandium iodide additives to produce a highly efficient, natural white light for stadiums, film production, and large-area lighting.
• Advanced Aluminum-Scandium (Al-Sc) Alloys: A critical alloying agent to significantly increase strength, weldability, and corrosion resistance for aerospace, automotive, and high-performance sporting goods.
• Laser and Optical Materials: Used in the production of garnet crystals (e.g., GSGG) for high-power solid-state lasers and other specialized optical components.
• Electronics and Semiconductors: Employed in the manufacture of dielectric layers and as a precursor for thin-film deposition processes.
• Catalysis: Acts as a catalyst or catalyst support in organic synthesis and dehydrogenation processes.
• Ceramics and Refractories: Imparts high-temperature stability and specialized thermal properties to advanced ceramic composites.
• Research & Development: Serves as a starting material for synthesizing various scandium compounds and in materials science research.

Basic Information

Product Name	Scandium Oxide
CAS No.	12059-91-5
Molecular Formula	Sc2O3
Molecular Weight	137.91 g/mol
Synonyms	Scandia; Scandium(III) Oxide; Scandium Sesquioxide; Dioxodiscandium; Scandium Trioxide; Digadolinium Trioxide; Scandium Oxide (Sc2O3)
EINECS	235-042-0

Quality Control

Our Scandium Oxide is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay, trace metal impurities, and physical characteristics. Our quality systems are designed to meet the exacting standards of advanced material applications, and we can support compliance documentation as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be kept in a desiccated environment to prevent caking and maintain purity. Keep away from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (XRD)	Conforms to standard
Assay (Sc2O3)	≥ 99.9% (3N), 99.99% (4N), 99.999% (5N)
Particle Size (D50)	Customizable (e.g., 1-5 µm, 5-20 µm)
Loss on Ignition (LOI)	≤ 1.0%
Trace Metal Impurities (ICP-MS)	Fe, Al, Ca, Si, etc. < 10-100 ppm (grade dependent)
Rare Earth Impurities	Y, La, Ce, etc. < 10-50 ppm (grade dependent)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.