一氧化氮 Detection
Formula NO · CAS 10102-43-9 · 刺激性 / 大气污染物
Hazards & Toxic Symptoms
Nitrogen monoxide is a colorless gas with a slightly sweet odor, which rapidly oxidizes to NO₂ (reddish-brown) in the air. It damages the respiratory tract and causes pulmonary edema. It is the main precursor of NOx.
Occupational Exposure Limits (GBZ 2.1-2019)
| PC-TWA (Time-Weighted Average) | 15 mg/m³ |
|---|---|
| IDLH (Immediately Dangerous to Life or Health) | 100 ppm |
⚠️ Actual alarm thresholds depend on on-site risk assessment. ⚙️ Use the GB Alarm Calculator →
Typical Application Scenarios
- Flue gas from coal-fired boilers
- Nitric acid production
- Automotive exhaust
- Hospital NO inhalation therapy (neonatal persistent pulmonary hypertension)
Detection Principle / Recommended Sensors
Electrochemical (preferred) / Chemiluminescence
Common Range：0-50 ppm
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Matching product categories: 一氧化氮 detector 一氧化氮 analyzer