CAS 1314-87-0

Lead sulfide (PbS)

Description:

Lead sulfide (PbS) is an inorganic compound characterized by its black solid appearance and is primarily known for its semiconductor properties. It has a high melting point and is insoluble in water, making it stable under various conditions. PbS is commonly found in nature as the mineral galena, which is a significant source of lead. The compound exhibits a cubic crystal structure and is notable for its ability to absorb infrared radiation, making it useful in infrared detectors and photovoltaic applications. Lead sulfide can be synthesized through various methods, including the reaction of lead salts with sulfide sources. However, it is important to note that lead sulfide is toxic due to the presence of lead, which poses environmental and health risks. Therefore, handling and disposal must be conducted with caution, adhering to safety regulations. PbS also plays a role in the study of quantum dots and nanomaterials, where its unique electronic properties can be exploited for advanced technological applications.

Formula: PbS

InChI: InChI=1S/Pb.S

InChI key: InChIKey=XCAUINMIESBTBL-UHFFFAOYSA-N

SMILES: [Pb]=S

Synonyms:

• Blei(II)-sulfid
• Bleisulfid
• Lead (II) sulfide (99.999% Pb) black powder
• Lead Sulphide
• Lead monosulfide
• Lead sulfide
• Lead sulfide (1:1)
• Lead sulfide (Pb2S2)
• Lead sulfide (Pb₂S₂)
• Lead sulfide (PbS)
• Lead(2+) sulfide
• Natural lead sulfide
• P 128
• P 128 (sulfide)
• P 37
• P 37 (filter)
• Plumbous sulfide
• Sulfure de plomb
• Sulfure de plomb(II)
• Sulfuro De Plomo
• Thioxo-Lambda~2~-Plumbane

Lead(II) sulfide, 99.9% (metals basis)

CAS: 1314-87-0

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: PbS

Purity: 99.9%

Molecular weight: 239.30

Ref: 02-088284

Lead(II) sulfide, 99.995% (metals basis)

CAS: 1314-87-0

Lead(II) sulfide is used in infrared detectors, photo optic applications, slip property modifier used in friction industry for enhancing heat conduction and regulating friction coefficient. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some d

Formula: PbS

Purity: 99.995%

Molecular weight: 239.30

Ref: 02-045462

Galena, naturally occurring mineral, approximately 1-2in

CAS: 1314-87-0

Galena, naturally occurring mineral, 1 to 2 in.

Formula: PbS

Molecular weight: 239.30

Ref: 02-042546

Lead(II) sulfide, Pb 82% min.

CAS: 1314-87-0

Lead(II) sulfide is used as a semiconductor. Used in electronic devices and Infrared sensor. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product

Formula: PbS

Purity: 82%

Color and Shape: Grey to purple, Powder

Molecular weight: 239.30

Ref: 02-A10268

Lead(II) sulfide (99.999%-Pb) PURATREM

CAS: 1314-87-0

Lead(II) sulfide (99.999%-Pb) PURATREM

Formula: PbS

Purity: (99.999%-Pb)

Color and Shape: black pwdr.

Molecular weight: 239.25

Ref: 08-93-8233

Lead sulfide StremDots™ quantum dot (PbS core - ~4.5nm), 10 mg/mL in toluene, 1200nm peak emission

CAS: 1314-87-0

Lead sulfide StremDots™ quantum dot (PbS core - ~4.5nm), 10 mg/mL in toluene, 1200nm peak emission

Formula: PbS

Color and Shape: dark-red liq.

Molecular weight: 239.25

Ref: 08-82-1083

Lead sulfide (PbS)

CAS: 1314-87-0

Formula: PbS

Purity: 82%

Color and Shape: Solid

Molecular weight: 239.2650

Ref: IN-DA000W3S

Lead(II) Sulfide

CAS: 1314-87-0

Formula: PbS

Purity: >95.0%(T)

Color and Shape: Black powder to crystal

Molecular weight: 239.26

Ref: 3B-L0458

Lead(II) sulphide

CAS: 1314-87-0

Lead(II) sulphide

Purity: 99.995%

Color and Shape: Grey Solid

Molecular weight: 239.27g/mol

Ref: 54-IN2293

Lead sulfide StremDots™ quantum dot (PbS core - ~3nm), 10 mg/mL in toluene, 1000nm peak emission

CAS: 1314-87-0

Lead sulfide StremDots™ quantum dot (PbS core - ~3nm), 10 mg/mL in toluene, 1000nm peak emission

Formula: PbS

Color and Shape: dark-red liq.

Molecular weight: 239.25

Ref: 08-82-1081

Lead sulfide StremDots„¢ quantum dot (PbS core - ~3nm), 10 mg/mL in toluene, 1000nm peak emission

CAS: 1314-87-0

Lead sulfide quantum dots are semiconductor nanocrystals with a typical size of ~3 nm. They have high values for fluorescence, enzyme activities, and metal hydroxides. Lead sulfide quantum dots can be used to measure the activity of toll-like receptor (TLR) as an analytical method. The fluorescence intensity can be measured using electrochemical impedance spectroscopy (EIS). The fluorescence intensity is proportional to the TLR activity. Optical sensors can detect changes in the fluorescence intensity in real time, which is advantageous for applications that require rapid measurements. Lead sulfide quantum dots have high resistance against plasma mass spectrometry and thermal expansion. This means that they can be used to study the kinetics of reactions involving lead sulfide quantum dots and sodium citrate at different temperatures.

Formula: PbS

Purity: Min. 95%

Molecular weight: 239.25 g/mol

Ref: 3D-BAA31487