Waste Gas Treatment System for Pharmaceutical Chemical Plant | |
industry involved | Pharmaceutical Chemical Plant |
Pollution characteristics | Nitrogen Oxides (NO, NO₂) |
gas concentration | 215 kg/h |
air volume | 3000m³/h |
Air pollution control system | Six-stage high-tower water scrubbing absorption → Three-stage alkaline scrubbing |
purification efficiency | 99.50% |
Technical References:
The multi-stage scrubbing process aligns with pharmaceutical industry standards for inorganic gas treatment, particularly for nitrogen oxide removal .
High-tower water scrubbing is widely adopted in chemical exhaust treatment, offering enhanced gas-liquid contact efficiency compared to conventional scrubbers .
Three-stage alkaline scrubbing ensures pH stability during NOx neutralization, critical for maintaining ≥99% removal efficiency in continuous operations .
Compliance Documentation:
This design meets the emission limits specified in:
Emission Standard of Air Pollutants for Pharmaceutical Industry (GB 37823-2019)
Technical Specification for Exhaust Gas Treatment in Chemical Industry (HJ 2028-2013)