Cadmium selenide
[CAS# 1306-24-7]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Chalcogenide
• Name: Cadmium selenide
• Synonyms: Cadmium Colours; Cadmium monoselenide; Lumidot CdSe 520; Red BBS
• Molecular Formula: CdSe
• Molecular Weight: 191.37
• CAS Registry Number: 1306-24-7
• EC Number: 215-148-3

Properties

• Density: 5.816 g/cm^3*
• Melting point: 1258 ºC^**
• Refractive index: 2.87 (900 nm)^***

^* Borisenko, V. E.; Proceedings of SPIE-The International Society for Optical Engineering 2007, V6732(Laser-Assisted Micro- and Nanotechnologies), P67321I/1-67321I/6.

^** Cook, William R., Jr.; Journal of the American Ceramic Society 1968, V51(9), P518-20.

^*** Velumani, S.; Solar Energy Materials and Solar Cells 2003, V76(3), P347-358.

Safety Data

• Hazard Symbols: T;N
• Risk Codes: R23/25;R33;R50/53
• Safety Description: S20/21;S28;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute toxicity	Acute Tox.	3	H331
Acute toxicity	Acute Tox.	3	H301
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Acute toxicity	Acute Tox.	4	H312
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Acute toxicity	Acute Tox.	4	H332
Specific target organ toxicity - single exposure	STOT SE	3	H336

• Transport Information: UN 2570 6.1/PG 3