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Cadmium sulfide

Catalog No. 217921 Name Sigma Aldrich
CAS Number 1306-23-6 Website http://www.sigmaaldrich.com
M. F. CdS Telephone 1-800-521-8956
M. W. 144.476 Fax
Purity 99.995% trace metals basis Email
Storage Chembase ID: 139567

SYNONYMS

Title
硫化镉
IUPAC name
sulfanylidenecadmium
IUPAC Traditional name
cadmium sulfide

DATABASE IDS

CAS Number 1306-23-6
MDL Number MFCD00010922
EC Number 215-147-8
PubChem SID 24853040

PROPERTIES

Linear Formula CdS
Mol. Weight Mw 144.5 g/mol(lit.)
Purity 99.995% trace metals basis
Apperance powder
Density 4.82 g/mL at 25 °C(lit.)
Melting Point -1750 °C (at a pressure of 100 bar)(lit.)
Solubility H2O: insoluble
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H302-H341-H350-H361fd-H372-H413
European Hazard Symbols Toxic Toxic (T)
MSDS Link Download
GHS Precautionary statements P201-P281-P308 + P313
RID/ADR UN 3077 9/PG 3
Risk Statements 45-63-22-48/23/25-53-62-68
Safety Statements 53-45-61
Hazard Class 9
UN Number 3077
Packing Group 3
German water hazard class 3

DETAILS

Description (English)
General description
Natural occurrence: hawleyite (structural type of sphalerite) and greenockite (structural type of wurtzite)
Packaging
20 g in poly bottle
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.
Description (简体中文)
General description
天然存在:方硫镉矿(闪锌矿结构类型)和硫镉矿(纤维锌矿结构类型)
包装
20 g in poly bottle
Application
应用:化学工业颜料;光敏电阻器;光电子对、光电二极管、太阳能电池;荧光粉。硫化镉的单晶用于制备在光谱的红外区工作的光学器件。硫化镉是一种直接带隙半导体,带隙为 2.42 至 2.57eV。

REFERENCES