AsH₃
Industrial & Specialty Gases
Arsine Gas
Arsine is a precursor gas for arsenic in III-V semiconductor device production, particularly for GaAs-based optoelectronic and RF devices.
Atomic #
0
Atomic Wt
77.95
CAS #
7784-42-1
Purity
99+%
Available Forms
Compressed gas
Specialty cylinders
Diluted mixtures
Purity Grades
99.999%
99.9999%
Applications
Semiconductor
- ✓GaAs growth
- ✓III-V epitaxy
- ✓Doping
Technical Specifications
| Boiling Point | -62°C |
| Density (gas @ STP) | 3.49 kg/m³ |
| Toxicity | Extremely toxic |
| Purity Required | 99.999%+ essential |
| Handling | Requires specialized expertise |
Storage Requirements
Store in specialized facility. Proper ventilation essential. Toxic gas.
Packaging Options
- •Ultra-pure specialty cylinders
- •Diluted in H2/He
- •Custom supply
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