Description

Diyttrium Oxide Silicate is a high-purity inorganic compound of significant industrial importance. This material is valued for its unique thermal, optical, and chemical stability properties, making it a critical component in advanced manufacturing. It is primarily utilized in sectors such as specialty glass, phosphors, and advanced ceramics where precise material performance is required.

Application

• Phosphor Host Material: A key component in the production of phosphors for lighting, display technologies (LEDs, plasma panels), and X-ray intensifying screens.
• Specialty Glass & Optical Ceramics: Used as a dopant or stabilizer to modify the refractive index, thermal expansion, and chemical durability of glasses and transparent ceramics.
• Advanced Ceramics: Serves as an additive or sintering aid in structural and functional ceramics to enhance high-temperature stability and mechanical properties.
• Catalyst Support: Employed as a stable, high-surface-area support material for various catalytic processes in the chemical industry.
• Solid-State Electrolytes: Investigated for use in components for solid oxide fuel cells (SOFCs) and other electrochemical devices.
• Research & Development: Used in academic and industrial R&D for materials science, solid-state chemistry, and the development of new luminescent materials.

Basic Information

Product Name	Diyttrium Oxide Silicate
CAS No.	12027-88-2
Molecular Formula	Y2O3·SiO2 / Y2SiO5
Molecular Weight	346.00 g/mol (Y2SiO5)
Synonyms	Yttrium Silicate; Yttrium Orthosilicate; Yttrium(III) Silicate; Diyttrium Trisilicate; Y2SiO5; Yttrium Oxosilicate; Silicic Acid, Yttrium(3+) Salt
EINECS	234-720-1

Quality Control

Our Diyttrium Oxide Silicate is manufactured under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profiles, and physical characteristics is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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 dry environment to prevent caking or degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Y2SiO5)	≥ 99.9%
Particle Size (D50)	1-10 µm (customizable)
Loss on Drying	≤ 0.5%
Impurities (ICP-OES)	Fe: ≤ 10 ppm Ca: ≤ 20 ppm Other Rare Earths: ≤ 100 ppm

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