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AG-NH07 Ammonia Escape Online Monitoring System
Online water quality analyzer-Ammonia Nitrogen-Salicylic Acid Method
The AG-NH07 Ammonia Online Monitoring System uses tunable semiconductor laser absorption technology for real-time, sensitive ammonia detection. It is widely used in power, steel, chemical industries for denitrification control, featuring strong anti-interference, non-contact measurement, stable structure, and intelligent alarms. Complies with RJGF005-2021 and HJ76-2017 standards, detection range 0-20ppm, response time ≤120s...

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Product Introduction：

Mainly used for denitrification process control in various industrial fields, such as coal-fired power plants, aluminum plants, steel plants, smelters, waste to energy plants, cement plants and chemical plants, glass plants, etc. The system is designed based on tunable semiconductor laser absorption spectroscopy analysis technology, utilizing the selective absorption characteristics of gas molecules towards specific wavelength lasers to analyze changes in laser absorption intensity and obtain gas concentration.

Parameter：
Test basis

RJGF005-2021"Technical Specifications for Product Certification of Ammonia Online Monitors for Stationary Pollution Sources"

HJ76-2017Technical requirements and detection methods for continuous monitoring system of flue gas emissions from stationary pollution sources

Test basisSystem principleTunable Laser Spectroscopy
Detection range0-20ppm (customizable)
response time≤120 seconds
Repeatability2% 
Indication error≤2% 
24h zero drift≤±1% F.S.
24h range drift≤±1.5% F.S.




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NINA
Nina@welle-group.com