Description

Thulium Oxide CAS NO 12036-44-1 is a high-purity rare earth compound, also known as thulia, with the chemical formula Tm₂O₃. It is a critical material valued for its unique optical and magnetic properties, enabling advanced technological applications. This product is essential for manufacturers and research institutions in sectors such as specialty glass, electronics, and nuclear technology.

Application

• Specialty Glass & Ceramics: As a dopant for producing laser crystals and optical fibers with specific emission wavelengths.
• Electronics & Semiconductors: Used in the fabrication of ferrite materials and as a dopant in thin-film capacitors.
• Phosphors & Luminescent Materials: An activator in phosphors for X-ray intensifying screens and display devices.
• Nuclear Technology: Serves as a radiation source in portable X-ray equipment due to its isotopic properties.
• Chemical Research: Acts as a catalyst or a precursor in organic synthesis and materials science research.
• Permanent Magnets: A minor component in high-performance neodymium-based magnet alloys to enhance temperature stability.

Basic Information

Product Name	Thulium Oxide
CAS No.	12036-44-1
Molecular Formula	Tm₂O₃
Molecular Weight	385.87 g/mol
Synonyms	Thulia; Dithulium Trioxide; Thulium(III) Oxide; Thulium Sesquioxide; Thulium(3+) Oxide; Thulium Oxide (Tm2O3); Rare Earth Oxide; Tm₂O₃
EINECS	234-856-0

Quality Control

Our Thulium Oxide is produced under a strict quality management system. Each batch undergoes comprehensive analysis to ensure high chemical purity and consistency, meeting the requirements for advanced material applications. A Certificate of Analysis (COA) detailing purity, trace metal content, and physical characteristics is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be kept in a desiccated environment to prevent caking and degradation.

Specification

Item	Specification
Appearance	White to pale green powder
Identification (IR)	Conforms
Assay (Tm₂O₃)	≥ 99.9% (3N), 99.99% (4N) available
Rare Earth Purity	≥ 99.99% (relative to other RE oxides)
Loss on Ignition	≤ 1.0 %
Particle Size (D50)	1-5 µm (customizable)
Trace Metals (ICP-MS)	As per customer grade requirement

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