Description

Lanthanum Sulfide is an inorganic compound with the chemical formula La₂S₃, known for its role as a key precursor in advanced material synthesis. This high-purity material is critical for applications requiring specific optical and electronic properties, offering consistent performance and reliable supply for industrial and research use. It is primarily utilized by manufacturers and R&D facilities in the electronics, ceramics, and specialty chemical sectors seeking to develop next-generation phosphors, solid electrolytes, and infrared-transmitting materials.

Application

• As a phosphor precursor in the manufacturing of luminescent materials for displays and lighting.
• In the production of infrared-transmitting ceramics and glasses for optical and defense applications.
• As a dopant or additive in specialty glasses and ceramics to modify refractive index and thermal properties.
• In solid-state electrolyte research for advanced battery technologies.
• As a catalyst or catalyst support in certain petrochemical and synthetic processes.
• For the synthesis of other lanthanum-containing compounds in academic and industrial research.

Basic Information

Product Name	Lanthanum Sulfide
CAS No.	12325-81-4
Molecular Formula	La₂S₃
Molecular Weight	374.01 g/mol
Synonyms	Lanthanum(III) sulfide; Lanthanum sesquisulfide; Dilanthanum trisulfide; Lanthanum sulfide (La2S3); Lanthanum sulphide; Lanthanum(3+) trisulfide; LANTHANUM SULFIDE, 99.9%; LANTHANUM SULFIDE, 99.99%
EINECS	235-608-7

Quality Control

Our Lanthanum Sulfide is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. The material undergoes comprehensive analytical testing, including assay by titration and impurity profiling via ICP-OES. A Certificate of Analysis (COA) detailing purity, physical characteristics, and trace metal content is provided with each shipment to support your quality assurance 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). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder or lumps
Identification (IR)	Conforms
Assay (La₂S₃)	≥ 99.9%
Purity (Metals basis)	≥ 99.99%
Trace Metals (ICP-OES)	≤ 100 ppm total
Particle Size (Typical)	-100 mesh (Contact for details)

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