肼 Detection
Formula N₂H₄ · CAS 302-01-2 · 致癌物（IARC 2A）/ 极易燃 / 高毒
Hazards & Toxic Symptoms
Hydrazine is a colorless, fuming liquid with an ammonia odor and is highly toxic. It is a strong reducing agent that reacts violently or spontaneously combusts when exposed to oxidants. It can be absorbed through the skin, causing liver and kidney damage, anemia, and carcinogenesis.
Occupational Exposure Limits (GBZ 2.1-2019)
| PC-TWA (Time-Weighted Average) | 0.06 mg/m³ |
|---|---|
| IDLH (Immediately Dangerous to Life or Health) | 50 ppm |
| LEL (Lower Explosive Limit) | 2.9% |
| UEL (Upper Explosive Limit) | 98% |
⚠️ Actual alarm thresholds depend on on-site risk assessment. ⚙️ Use the GB Alarm Calculator →
Typical Application Scenarios
- Aerospace propellant
- Boiler feedwater deoxygenation
- Pesticide/Pharmaceutical Synthesis
- Fuel cell raw materials
Detection Principle / Recommended Sensors
Electrochemical sensor
Common Range：0-10 ppm
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