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1303-11-3
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INDIUM ARSENIDE
???(??):
indiamarsenide;Indium Arsenic;INDIUM ARSENIDE;indium monoarsenide;indiganylidynearsane;indiumarsenide(inas);Indium arsenide lump;indium(III) arsenide;99.9999%(metalsbasis);Arsinetriylindium(III)
CBNumber:
CB7342103
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AsIn
??? ??:
189.74
MOL ??:
1303-11-3.mol

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936°C
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5.69 g/cm3
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3.51
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insoluble in acid solutions
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1.5 ~ 9.5mm ??? ??
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Crystal Structure
Cubic, Sphalerite Structure - Space Group F(-4)3m
Merck
14,4949
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ACGIH: TWA 0.01 mg/m3; TWA 0.1 mg/m3
NIOSH: IDLH 5 mg/m3; TWA 0.1 mg/m3; Ceiling 0.002 mg/m3
EPA
Indium arsenide (InAs) (1303-11-3)
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  • ?? ? ???? ?? (GHS)
????(UN No.) UN1557
TSCA Yes
?? ?? 6.1
???? III
????(GHS): GHS hazard pictogramsGHS hazard pictograms
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?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H301 ??? ??? ?? ?? ?? - ?? ?? 3 ?? GHS hazard pictograms P264, P270, P301+P310, P321, P330,P405, P501
H331 ???? ??? ?? ?? ?? ?? ?? 3 ?? GHS hazard pictograms P261, P271, P304+P340, P311, P321,P403+P233, P405, P501
H400 ????? ?? ??? ?? ????? ?? - ?? ?? 1 ?? GHS hazard pictograms P273, P391, P501
H410 ??? ??? ?? ????? ?? ??? ?? ????? ?? - ?? ?? 1 ?? GHS hazard pictograms P273, P391, P501
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P261 ??·?·??·???·??·...·????? ??? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P405 ???? ?????.
NFPA 704
0
3 0

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Crystals.Insoluble in acids.

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Indium arsenide is used in semiconductor devices.

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See indium; arsenic.

Structure and conformation

The space lattice of InAs belongs to the cubic system, and its zinc-blend structure has a lattice constant of a=0.6058 nm and the nearest neighbor distance of 0.262 nm.

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