二甲苯 Detection
Formula C₈H₁₀ (邻/间/对) · CAS 1330-20-7 · 有机溶剂 / 神经毒性
Hazards & Toxic Symptoms
Xylene is a colorless, aromatic liquid with a sweet odor, and its vapor is neurotoxic. Acute exposure can cause headaches, dizziness, and somnolence; long-term exposure at low doses can damage the liver, kidneys, and hematopoietic system. Skin contact can lead to dryness and cracking.
Occupational Exposure Limits (GBZ 2.1-2019)
| PC-TWA (Time-Weighted Average) | 50 mg/m³ |
|---|---|
| PC-STEL (Short-Term Exposure) | 100 mg/m³ |
| IDLH (Immediately Dangerous to Life or Health) | 900 ppm |
| LEL (Lower Explosive Limit) | 1.0% |
| UEL (Upper Explosive Limit) | 7.0% |
⚠️ Actual alarm thresholds depend on on-site risk assessment. ⚙️ Use the GB Alarm Calculator →
Typical Application Scenarios
- Paint/Coating Solvent
- Printing/Adhesive Workshop
- Petrochemical industry
- Laboratory
Detection Principle / Recommended Sensors
PID (recommended) / Infrared
Common Range：0-200 ppm
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Matching product categories: 二甲苯 detector 二甲苯 analyzer