Description

Terbium Oxide is a high-purity inorganic compound essential for advanced material science and electronics. Its unique luminescent and magnetic properties make it a critical component in specialized phosphors and solid-state devices. This material is primarily sought by manufacturers in the electronics, green energy, and specialty glass industries for its role in enhancing performance and efficiency.

Application

• Phosphor Manufacturing: A key dopant in green-emitting phosphors for trichromatic fluorescent lamps, LEDs, and plasma display panels (PDPs).
• Solid-State Devices: Used in magneto-optical recording media and as a component in specialized ceramic capacitors and sensors.
• Specialty Glass & Ceramics: Imparts specific optical properties to glass used in lasers, fiber optics, and radiation-sensitive windows.
• Catalysis Research: Serves as a catalyst or catalyst support in certain organic synthesis and oxidation reactions.
• Doped Crystals: An activator ion in solid-state laser crystals, such as terbium-doped yttrium aluminum garnet (Tb:YAG).
• Magnetic Materials: A component in the production of high-performance terbium-iron-garnets for microwave and magneto-optical applications.

Basic Information

Product Name	Terbium Oxide
CAS No.	12738-76-0
Molecular Formula	Tb4O7 (most common form)
Molecular Weight	747.70 g/mol (for Tb4O7)
Synonyms	Terbia; Terbium(III,IV) oxide; Diterbium trioxide; Tb4O7; Terbium sesquioxide (common name for Tb2O3); Terbium oxide (Tb6O11); Rare earth oxide
EINECS	235-833-6

Quality Control

Our Terbium Oxide is produced under stringent quality management systems to ensure batch-to-batch consistency and high chemical purity. We provide comprehensive quality assurance, with product specifications meeting or exceeding standard industry grades (e.g., 99.9%, 99.99%, 99.999% purity). A Certificate of Analysis (COA) detailing purity, trace metal analysis, and physical characteristics is supplied with every shipment.

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 material is hygroscopic (moisture-sensitive) and should be kept away from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	Brown powder
Identification (XRD)	Conforms to Tb4O7 structure
Purity (Tb4O7 basis)	≥ 99.9% (3N), 99.99% (4N), 99.999% (5N)
Rare Earth Impurities (ICP-MS)	< 100 ppm total (for 4N grade)
Non-Rare Earth Impurities (ICP-MS)	< 50 ppm total (for 4N grade)
Particle Size (D50)	1-5 µm (or as specified)
Loss on Ignition (LOI)	< 1.0%

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