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88458
Gallium arsenide, 99.999% (metals basis)

CAS: 1303-00-0 MDL: MFCD00011017  EINECS: 215-114-8
UN#:UN1557Hazard Class:6.1Packing Group:II

 

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Chemical Properties

Formula: GaAs  Melting point: 1238°
Formula weight: 144.64  Density: 5.31
Form: 25mm & Down Polycrystalline Pieces 

Applications

Semiconductors (transistors, lasers, solar cells)

Notes

Background carrier concentration <1x1016

Other References

Merck: 14,4347
UN#: UN1557
Harmonized Tariff Code:   2842.90

GHS Hazard and Precautionary Statements

Hazard Statements : H301-H331-H400-H410

Toxic if swallowed. Toxic if inhaled. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Precautionary Statements : P261-P301+P310-P304+P340-P311-P405-P501A

Avoid breathing dust/fume/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER or doctor/physician. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

ToxicDangerous for the environment

Risk & Safety

Risk Phrases: 23/25-50/53
Toxic by inhalation and if swallowed. Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Phrases: 20/21-28-45-60-61
When using do not eat, drink or smoke. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). This material and/or its container must be disposed of as hazardous waste. Avoid release to the environment. Refer to special instructions/Safety data sheets
Toxic Dangerous for the environment
TSCA: Yes