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structure of 1314-87-0

Lead(II) Sulfide(CAS 1314-87-0)

CAS No.: 1314-87-0 Brand: MolBest
M. Ft.: PbS Cat. No: G1435168
M. Wt.: 239.26 MDL: MFCD00016280
Storage: Store in a cool,dry area. Use: For laboratory research use only
UN No.: UN 3077 9 /PG III
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Applications of 1314-87-0

Industry Application Process
Semiconductors/Electronics Infrared detector material Used to fabricate thin films via chemical deposition or vacuum evaporation, leveraging the photoconductive effect of lead sulfide for near-infrared radiation detection
Semiconductors/Electronics Photoresistors Processed by mixing lead sulfide with a carrier and sintering, then coating onto ceramic substrates to produce photosensitive elements
Enamel/Ceramics Black colorant for glass and ceramics Added as a colorant to glass or enamel glazes and subjected to high-temperature melting or sintering to yield black or gray hues
Pharmaceuticals/Alchemical Practices Historical medicinal use (now obsolete) Produced historically in alchemy via reaction of lead with sulfur; formerly attempted for disease treatment but discontinued in modern medicine due to high toxicity
Infrared Optics Infrared filters Fabricated by grinding and polishing lead sulfide crystals, utilizing their wavelength-selective infrared absorption properties
Chemical Raw Material Precursor for lead salt production Served as a precursor in oxidative or acid leaching reactions to produce lead oxide or other lead compounds
Mineral Processing/Metallurgy Lead sulfide mineral (galena) Treated as the target mineral for collector action in flotation, or separated as lead concentrate via gravity concentration

Physical and chemical properties of 1314-87-0

Boiling Point

1281 °C (sublimes)

Decomposition

When heated to decomposition it emits very toxic fumes of /lead and sulfur oxides./

Density

7.60 g/cu cm

Exact Mass

239.94900

Exposure Limits

ACGIH: TWA 0.05 mg/m3
NIOSH: IDLH 100 mg/m3; TWA 0.050 mg/m3

Index of Refraction

Index of refraction: 3.921

LogP

0.26740

Melting Point

1113 °C

Merck

14,5421

Molecular Formula

PbS

Molecular Weight

239.26500

PSA

32.09000

Stability

Stable. Incompatible with oxidizing agents, acids, water.

Storage condition

2-8°C

Vapour Pressure

1 Pa at 656 °C; 10 Pa at 741 °C; 100 Pa at 838 °C; 1kPa at 953 °C; 10 kPa at 1088 °C; 100 kPa at 1280 °C

Water Solubility

Soluble in water (0.00086g/L) and acid. Insoluble in alcohol, and potassium hydroxide.

Q&A for CAS 1314-87-0

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Download SDS of 1314-87-0

Pictograms

Signal Word

Danger

Hazard Statements

H302+H332 Harmful if swallowed or if inhaled
H360Df May damage the unborn child; Suspected of damaging fertility
H373 May causes damage to organs through prolonged or repeated exposure
H410 Very toxic to aquatic life with long lasting effects

Safety Data Sheet

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