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Key Documents

203602

Sigma-Aldrich

Lead(II) iodide

99.999% trace metals basis

Sinonimo/i:

Diiodolead, Plumbous iodide

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About This Item

Formula condensata:
PbI2
Numero CAS:
Peso molecolare:
461.01
Numero CE:
Numero MDL:
Codice UNSPSC:
12352302
ID PubChem:
NACRES:
NA.23

Livello qualitativo

Saggio

99.999% trace metals basis

Forma fisica

solid

Impiego in reazioni chimiche

reagent type: catalyst
core: lead

Impurezze

≤15.0 ppm Trace Metal Analysis

P. eboll.

954 °C (lit.)

Punto di fusione

402 °C (lit.)

Densità

6.16 g/mL at 25 °C (lit.)

Stringa SMILE

I[PbH2]I

InChI

1S/2HI.Pb/h2*1H;/q;;+2/p-2
RQQRAHKHDFPBMC-UHFFFAOYSA-L

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Descrizione generale

Lead(II) iodide (PbI2) is a compound with significant potential in the field of material science due to its unique characteristics, including its crystal structure, optical properties, and electronic behavior. Its applications in various areas such as photovoltaics, optoelectronics, and semiconductor devices, making it a subject of extensive research and development.,Lead iodide is a direct wide bandgap semiconductor with unique properties like high thermal conductivity, high electron saturation velocity, chemical stability, and wide temperature range operation capabilities (−200 °C up to +130 °C). Itis widely used as an x- and γ-ray detector, as it shows high absorption and carrier collection with minimal noise. PbI2 is also used in solar cells, bioimaging, and photoconductors.

Applicazioni

Lead(II) iodide can be used as:      
  • A precursor salt in the fabrication of perovskite solar cells. The addition of a small molar excess of PbI2 to the precursor solution can enhance device performance by improving charge extraction.     
  • A potential electrode material in battery configurations due to its electrochemical properties. Its ability to undergo reversible reactions makes it a candidate for use in lead-based batteries.      
  • A key component in combination with lead monoxide (PbO) to create a stable and sensitive semiconductor detector material for non-destructive testing (NDT) radiation dose detection.      
  • A key component to develop X-ray detectors for medical imaging.      
  • To prepare cesium lead iodide perovskite quantum dots for highly stable LEDs.

Avvertenze

Danger

Indicazioni di pericolo

Classi di pericolo

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Repr. 1A - STOT RE 2

Codice della classe di stoccaggio

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


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