651486

Gallium arsenide

(single crystal substrate), <100>, diam. × thickness 2 in. × 0.5 mm

• Synonym(s): Gallium monoarsenide
• Linear Formula: GaAs
• CAS Number: 1303-00-0
• Molecular Weight: 144.64
• EC Number: 215-114-8
• MDL number: MFCD00011017
• UNSPSC Code: 12352300
• PubChem Substance ID: 24883832
• NACRES: NA.23

Properties

• form: (single crystal substrate)
• resistivity: ≥1E7 Ω-cm
• diam. × thickness: 2 in. × 0.5 mm
• density: 5.31 g/mL at 25 °C (lit.)
• semiconductor properties: <100>
• SMILES string: [Ga]#[As]
• InChI: 1S/As.Ga
• InChI key: JBRZTFJDHDCESZ-UHFFFAOYSA-N

Description

Physical properties

Mobility >=4500 cm² · V^-1 · S^-1

Undoped (Si-type semiconductor), EPD < 5 × 10⁴ cm-2, growth technique = LEC & HB

Physical form

cubic (a = 5.6533 Å)

Safety Information

• Pictograms: GHS08
• Signal Word: Danger
• Hazard Statements: H350,H360F,H372
• Precautionary Statements: P202 - P260 - P264 - P280 - P308 + P313 - P405
• Hazard Classifications: Carc. 1B - Repr. 1B - STOT RE 1
• Target Organs: Respiratory system,hematopoietic system
• Storage Class Code: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable