甲胺 Detection
Formula CH₃NH₂ · CAS 74-89-5 · 易燃 / 强碱 / 刺激性
Hazards & Toxic Symptoms
Methylamine is a colorless, flammable gas (liquefied) / liquid (aqueous solution) with a strong ammonia odor. It is highly irritating to eyes, skin, and respiratory tract.
Occupational Exposure Limits (GBZ 2.1-2019)
| PC-TWA (Time-Weighted Average) | 5 mg/m³ |
|---|---|
| IDLH (Immediately Dangerous to Life or Health) | 100 ppm |
| LEL (Lower Explosive Limit) | 4.9% |
| UEL (Upper Explosive Limit) | 20.7% |
⚠️ Actual alarm thresholds depend on on-site risk assessment. ⚙️ Use the GB Alarm Calculator →
Typical Application Scenarios
- Pharmaceutical synthesis
- Pesticides (insecticides)
- Solvent
- Tannery
Detection Principle / Recommended Sensors
PID / electrochemical sensor
Common Range：0-50 ppm
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Matching product categories: 甲胺 detector 甲胺 analyzer