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733482 Sigma-Aldrich

Bismuth(III) telluride

Green Alternative

powder, −325 mesh, 99.99% trace metals basis

Synonym: Bismuth sesquitelluride, Bismuth telluride, Dibismuth tritelluride



Related Categories Alternative Energy, Chalcogenides, Chemical Synthesis, Enabling Products, Greener Alternative Products,
assay   99.99% trace metals basis
form   powder
greener alternative product characteristics   Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.
particle size   −325 mesh
mp   573 °C
  585 °C (lit.)
density   7.642 g/mL at 25 °C (lit.)


General description

Sigma Life Science is committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.

The binary chalcogenide, bismuth(III) telluride occurs as mineral tellurobismuthite in nature. 1-2


5 g in glass bottle

Safety & Documentation

Safety Information

GHS07  GHS07
Signal word 
Hazard statements 
Precautionary statements 
UN3284 - class 6.1 - PG 3 - MP - Tellurium compound, n.o.s., HI: all (not BR)
WGK Germany 


Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles


2D Materials Matter: A Perspective on Biosensing Applications

1 Department of Materials Science and Engineering, The Pennsylvania State University, University Park, PA 16802, USA 2 School of Electrical Engineering and Computer Science, The Pennsylvania State Un...
Keywords: Adsorption, Atomic absorption spectroscopy, Cancer, Catalysis, Chemical vapor deposition, Clinical, Deposition, Immobilization, Inflammation, Ion-exchange chromatography, Lithiations, Materials Science, Metabolites, Nanomaterials, Neurotransmitters, Oxidations, Raman spectroscopy, Spectroscopy, Transduction

Materials for Advanced Thermoelectrics

Thermoelectric materials comprise a wide range of solid compounds distinguished by their ability to convert thermal and electrical energy. This property gives rise to two distinct technological appli...
Keywords: Alternative energy, Automotive, Metal Science, Precipitation, Reductions, Substitutions

Silicides: Promising Thermoelectric Materials - Material Matters Volume 6 Number 4

In recent years, the price of tellurium, a key component in the best-performing thermoelectric materials, has increased significantly, leading to the question, "Is it economically viable to produce t...
Mikhail I. Fedorov, Vladimir K. Zaitsev
Material Matters Volume 6 Number 4
Keywords: Gene expression, Melting, Nucleic acid annealing, Reductions, Semiconductor

Silicides: Thermoelectric Materials

Mikhail I. Fedorov,* Vladimir K. Zaitsev Ioffe Physical-technical Institute, St. Petersburg, Russia *Email: m.fedorov@mail.ioffe.ru
Keywords: Gene expression, Melting, Nucleic acid annealing, Reductions, Semiconductor

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