208183
Cadmium sulfide
powder
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About This Item
Linear Formula:
CdS
CAS Number:
Molecular Weight:
144.48
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
215-147-8
MDL number:
grade
synthesis grade
form
powder
mol wt
Mw 144.5 g/mol(lit.)
reaction suitability
reagent type: catalyst
core: cadmium
mp
−1750 °C (at a pressure of 100 bar) (lit.)
solubility
H2O: insoluble(lit.)
density
4.82 g/mL at 25 °C (lit.)
SMILES string
S=[Cd]
InChI
1S/Cd.S
InChI key
CJOBVZJTOIVNNF-UHFFFAOYSA-N
General description
Natural occurrence: hawleyite (structural type of sphalerite) and greenockite (structural type of wurtzite)
Application
Applications: pigment in the chemical industry; photoresistors; optical-electronic pairs, photodiodes, solar batteries; phosphors. Single crystals of cadmium sulfide are used for the preparation of optical devices operating in the infrared regaion of spectrum. Cadmium sulfide is a direct band gap semiconductor with a band gap band from 2.42 to 2.57 eV.
Packaging
Packaged in glass bottles
Signal Word
Danger
Hazard Codes
Precautionary Statements
WGK
WGK 3
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Aquatic Chronic 4 - Carc. 1B - Muta. 2 - Repr. 2 - STOT RE 1
Storage Class
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
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