Lead(II) selenide
Lead(II) selenide (CAS 12069-00-0), a binary chalcogenide with the linear formula PbSe and a molecular weight of 286.16 g/mol, is supplied by Tech Serve Solutions with a high purity of 99.99%. This compound is a significant material in the field of thermoelectric energy conversion due to its unique electronic properties. Its applications span across advanced materials science and alternative energy technologies, making it a key component for research and development in these critical areas.

Thermoelectric Materials
Lead(II) selenide is a crucial material for thermoelectric generators and coolers. It exhibits excellent thermoelectric properties at elevated temperatures, enabling the conversion of waste heat into electrical energy.
Semiconductor Research
As a narrow band gap semiconductor, PbSe is utilised in fundamental research for optoelectronic devices and infrared detectors. Its unique band structure is of interest for advanced sensor applications.
Materials Science
This compound serves as a valuable material in materials science for developing new alloys and composite materials. Its inclusion can modify the physical and electrical characteristics of advanced ceramic and metal matrices.
Alternative Energy Technologies
Lead(II) selenide contributes to the development of next-generation energy solutions. Its properties are instrumental in exploring novel methods for energy harvesting and management, particularly from thermal gradients.
| Molecular weight | 286.16 |
|---|---|
| Linear formula | PbSe |
| Assay | 99.99% |
| Density | 8.1 g/mL at 25 °C(lit.) |



Hazard statements
- H301Toxic if swallowed
- H302Harmful if swallowed
- H360DF
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
- P501Dispose of contents and container per local regulations
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3283 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 60-61-23/25-33-50/53 |
| Safety statements (S) | 53-20/21-28-45-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Lead(II) selenide used for?
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Lead(II) selenide is primarily used in thermoelectric materials for energy conversion, semiconductor research in optoelectronics and infrared detectors, and as a component in advanced materials science for novel alloys and composites.
What is the CAS number and formula for Lead(II) selenide?
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The CAS number for Lead(II) selenide is 12069-00-0, and its linear formula is PbSe.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Lead(II) selenide with an assay of 99.99%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How is Lead(II) selenide supplied and exported?
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Lead(II) selenide is supplied according to UN 3283, Class 6.1, Packing Group III. Tech Serve Solutions is an experienced global exporter of this chemical.
What are the main safety hazards associated with Lead(II) selenide?
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Lead(II) selenide is acutely toxic if swallowed or inhaled, may cause harm to the unborn child, and may cause damage to organs through prolonged or repeated exposure. It is also very toxic to aquatic life with long-lasting effects. Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, in a well-ventilated area.
How can I request a quote or sample for Lead(II) selenide?
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To request a quote or a sample of Lead(II) selenide, please contact our sales team via the website or email. We will be pleased to assist with your specific requirements.
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