Bismuth selenide CAS#: 12068-69-8

Bismuth selenide Basic information

Product Name:

Bismuth selenide

Synonyms:

bismuthselenide(bi2se3)
BISMUTH SELENIDE
BISMUTH(III) SELENIDE
vacuumdepositiongrade,99.999%(metalsbasis)
bismuth(iii) selenide, vacuum deposition grade
Bismuth(III) selenide, Vacuum Deposition Grade, 99.999% (metals basis)
2,4,5-Triselena-1,3-dibismabicyclo[1.1.1]pentane
dibismuth triselenide

CAS:

12068-69-8

MF:

Bi2Se3

MW:

654.84

EINECS:

235-104-7

Product Categories:

Chalcogenides
Materials Science
Metal and Ceramic Science

Mol File:

12068-69-8.mol

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Bismuth selenide Chemical Properties

Melting point:: 710°C
Boiling point:: 1007 °C
Density: 6.82 g/mL at 25 °C(lit.)
solubility: insoluble in H2O
form: Pieces
Specific Gravity: 6.82
color: Gray
Water Solubility: Insoluble in water. Decomposes when heated in air. Decomposes in nitric acid and aqua regiaSoluble in strong acids. Insoluble in water and organic solvents.
Crystal Structure: Cubic, Halite Structure - Space Group Fm3m
Merck: 14,1278
Exposure limits: ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3
CAS DataBase Reference: 12068-69-8(CAS DataBase Reference)
EPA Substance Registry System: Bismuth selenide (Bi2Se3) (12068-69-8)

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Safety Information

Hazard Codes: T,N
Risk Statements: 23/25-33-50/53
Safety Statements: 20/21-28-45-60-61
RIDADR: UN 3283 6.1/PG 3
WGK Germany: 3
TSCA: Yes
HazardClass: 6.1

MSDS

Language:English Provider:SigmaAldrich
Language:English Provider:ALFA

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Bismuth selenide Usage And Synthesis

Chemical Properties

black crystal(s), 1–6mm pieces (fused) of 99.999% purity; rhomb and hexagonal; decomposes when heated in air, by conc HNO3 and by aqua regia; used in semiconductors and in the form of a 99 or 99.999% pure material used as a sputtering target to produce multilayer thin films and magneto?resistant films [HAW93] [MER06] [CER91]

Uses

In semiconductor research, multilayer thin-film, magnetoresistant film.Bismuth(III) selenide is used as a semiconductor and thermoelectric material. It is also used in semiconductor research. Further, it finds applications magnetoresistant film and semiconductor research.

General Description

This product has been enhanced for energy efficiency.

Bismuth selenideSupplier

3B Pharmachem (Wuhan) International Co.,Ltd.

Tel: 821-50328103-801 18930552037
Email: 3bsc@sina.com

Alfa Aesar

Tel: 400-6106006
Email: saleschina@alfa-asia.com

Beijing HuaMeiHuLiBiological Chemical

Tel: 010-56205725
Email: waley188@sohu.com

Shanghai Aladdin Bio-Chem Technology Co.,LTD

Tel: 400-6206333 18521732826;
Email: market@aladdin-e.com

Shanghai Meishui Chemical Technology Co., Ltd

Tel: 021-60549325 18616193163

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