Antimony telluride (Sb₂Te₃) is a highperformance inorganic compound known for its unique combination of semiconductor behavior, topological insulating properties, and exceptional thermoelectric efficiency. These characteristics make Sb₂Te₃ a cornerstone material in nextgeneration electronic, energyconversion, and quantumtechnology research.

Highpurity Sb₂Te₃ is indispensable for the development and fabrication of advanced electronic and optoelectronic devices, where material consistency and defect control directly influence device performance. Its superior purity and controlled stoichiometry also make it a preferred source material for Molecular Beam Epitaxy (MBE), enabling the growth of highquality thin films used in semiconductor research, quantum materials studies, and precision manufacturing.

Engineered for demanding scientific and industrial environments, highpurity Sb₂Te₃ supports cuttingedge innovation across thermoelectrics, infrared technologies, spintronics, and topological materials research.

General Properties 

PropertiesValue
FormulaSb2Te3
CAS Number1327-50-0
EC / EINECS Number215-480-9 
Molar mass626.32 g·mol−1
Melting point620 °C (1,148 °F; 893 K)
Density6.50 g cm−3
Band Gap0.21 eV
Crystal structureRhombohedral (hR15) 

Product Availability

We provide high-purity Antimony Telluride (Sb2Te3) tailored for semiconductor and industrial requirements. 

Purity Up to 99.9999%
FormsChunks 3-8mm or other forms
Package Small packs, vacuum-sealed

If you require any of this high-purity metal, please contact our sales team for details at sales@american-gmg.com.