254266

Lead telluride

99.998% trace metals basis

• Synonym(s): Lead monotelluride, Lead(II) telluride, Plumbous telluride
• Linear Formula: PbTe
• CAS Number: 1314-91-6
• Molecular Weight: 334.80
• NACRES: NA.23
• PubChem Substance ID: 24855370
• UNSPSC Code: 26111700
• EC Number: 215-247-1
• MDL number: MFCD00016274

Properties

• Product Name: Lead(II) telluride, 99.998% trace metals basis
• Quality Segment: 100
• assay: 99.998% trace metals basis
• form: crystals and lumps
• reaction suitability: core: lead
• greener alternative product characteristics: Design for Energy Efficiency; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• mp: 905 °C (lit.)
• density: 8.164 g/mL at 25 °C (lit.)
• greener alternative category: , Enabling
• SMILES string: [Te]=[PbH2]
• InChI: 1S/Pb.Te
• InChI key: OCGWQDWYSQAFTO-UHFFFAOYSA-N

Description

General description

Lead telluride (PbTe) has a cubic rocksalt crystal structure which undergoes transition at high pressures to an orthorhombic structure.1 PbTe is a thermoelectric material, oxidation in air has been reported. 2

We are 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.

Application

Lead(II) telluride (PbTe) is a narrow bandgap semiconductor with good electrical properties. It is a thermoelectric material with thermal conductivity of ~2 Wm⁻¹K⁻¹ at 300 K, which can be used in thermoelectric power generation and energy conversion.

Packaging

Packaged in glass bottles

Safety Information

• pictograms: GHS08,GHS07,GHS09
• signalword: Danger
• hcodes: H302 + H332,H351,H360Df,H373,H410
• pcodes: P202 - P260 - P273 - P301 + P312 - P304 + P340 + P312 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Repr. 1A - STOT RE 2
• Storage Class: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges