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651486

Sigma-Aldrich

Gallium arsenide

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

Synonym(s):

Gallium monoarsenide

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About This Item

Linear Formula:
GaAs
CAS Number:
Molecular Weight:
144.64
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.23

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$840.00


In StockDetails


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Quality Level

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

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This Item
651494263273215066
Gallium 99.999% trace metals basis

263273

Gallium

form

(single crystal substrate)

form

(single crystal substrate)

form

(metallic liquid or solid (ambient temp dependent))

form

(crystalline powder)

density

5.31 g/mL at 25 °C (lit.)

density

4.13 g/mL at 25 °C

density

5.904 g/mL at 25 °C (lit.)

density

5.88 g/mL at 25 °C

resistivity

≥1E7 Ω-cm

resistivity

~0.3 Ω-cm

resistivity

25.795 μΩ-cm, 30°C

resistivity

-

diam. × thickness

2 in. × 0.5 mm

diam. × thickness

2 in. × 0.5 mm

diam. × thickness

-

diam. × thickness

-

semiconductor properties

<100>

semiconductor properties

<111>

semiconductor properties

-

semiconductor properties

-

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

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)

pictograms

Health hazard

signalword

Danger

Hazard Classifications

Carc. 1B - Repr. 1B - STOT RE 1

target_organs

Respiratory system,hematopoietic system

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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