Description

Tellurium Disulfide is an inorganic compound with unique semiconductor and optical properties. This material is valued in advanced industrial and research applications for its distinct layered structure and electronic characteristics. It is primarily utilized in the development of specialized lubricants, photovoltaic materials, and as a precursor in chemical synthesis for sectors including electronics and materials science.

Application

• Solid lubricant and additive in high-performance greases and coatings.
• Precursor material for the synthesis of other tellurium-containing compounds.
• Component in the research and development of photovoltaic and optoelectronic devices.
• Additive in specialty glass and ceramics to modify electrical or optical properties.
• Catalyst or catalyst support in specific organic synthesis reactions.
• Raw material for the production of semiconductors and thermoelectric materials.

Basic Information

Product Name	Tellurium Disulfide
CAS No.	7446-35-7
Molecular Formula	TeS2
Molecular Weight	191.73 g/mol
Synonyms	Tellurium(IV) sulfide; Tellurium sulfide (TeS2); Ditellurium disulfide; Thiotellurous anhydride; Tellurium disulphide
EINECS	231-193-1

Quality Control

Our Tellurium Disulfide is produced and handled under strict quality protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed for key parameters including purity and identity. A Certificate of Analysis (COA) detailing these results is provided to guarantee the product meets 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). Due to its property of being easily oxidized, it is recommended to store under an inert atmosphere such as argon or nitrogen for long-term preservation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark gray to black powder or crystals
Identification (IR)	Conforms
Assay (TeS2)	≥ 98.0 %
Tellurium Content	Contact for details
Sulfur Content	Contact for details
Particle Size	Customizable

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