Description

Terbium(III) Carbonate Hydrate is a high-purity inorganic salt of the rare earth element terbium. This compound serves as a critical precursor material for the synthesis of advanced phosphors, ceramics, and specialty optical materials. It is essential for manufacturers and research institutions in the electronics, lighting, and materials science sectors seeking consistent quality and reliable supply of rare earth intermediates.

Application

• Phosphor Manufacturing: A key starting material for producing green-emitting phosphors used in trichromatic fluorescent lamps, LEDs, and display screens.
• Specialty Ceramics & Glass: Used as a dopant to modify the electrical and optical properties of advanced ceramics and specialty optical glasses.
• Catalyst Research: Employed as a catalyst or catalyst component in various organic synthesis and polymerization reactions.
• Magnetic Materials: Acts as a precursor in the fabrication of terbium-based alloys and compounds for magnetostrictive and magneto-optical applications.
• Fiber Optics: Utilized in the development of fiber amplifiers and other active optical components.
• Academic & Industrial R&D: Serves as a fundamental reagent for research in solid-state chemistry, materials science, and nanotechnology.

Basic Information

Product Name	Terbium(III) Carbonate Hydrate
CAS No.	100587-96-0
Molecular Formula	Tb2(CO3)3·xH2O
Molecular Weight	497.87 (Anhydrous basis)
Synonyms	Terbium Carbonate Hydrate; Terbium Sesquicarbonate Hydrate; Carbonic Acid, Terbium(3+) Salt, Hydrate; Terbium Tri-carbonate Hydrate; Tb2(CO3)3 Hydrate; Rare Earth Carbonate (Terbium); Terbium Carbonate Basic Hydrate
EINECS	Contact for details

Quality Control

Our Terbium(III) Carbonate Hydrate is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure high chemical purity and consistency. A Certificate of Analysis (COA) detailing assay, impurity profiles, and physical characteristics is provided with every shipment to support your quality assurance requirements.

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 must be kept in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (as Tb2O3)	≥ 44.0 %
Terbium (Tb) Content	≥ 38.0 %
Loss on Ignition	30.0 - 40.0 %
Chloride (Cl)	≤ 0.01 %
Sulfate (SO4)	≤ 0.01 %
Rare Earth Impurities	≤ 0.1 % (Total)

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