The MH7210 portable ambient air NOx analyzer is a portable instrument based on chemiluminescence method for measuring NOx in ambient air, suitable for environmental air quality monitoring, vehicle mounted environmental air monitoring, environmental evaluation and other occasions.

Execution standards

• HJ 1043-2019 "Automatic determination of nitrogen oxides in ambient air by chemiluminescence method"
• HJ 193-2013 Environmental Air Gaseous Pollutants (SO)₂、 NO₂、 O₃、 Technical Specification for Installation and Acceptance of Continuous Automatic Monitoring System (CO)
• HJ 654-2013 Environmental Air Gaseous Pollutants (SO)₂、 NO₂、 O₃、 Technical Requirements and Testing Methods for CO Continuous Automatic Monitoring System
• HJ 663-2013 Technical Specifications for Environmental Air Quality Assessment (Trial)
• HJ 818-2018 Environmental Air Gaseous Pollutants (SO)₂、 NO₂、 O₃、 Technical Specification for Operation and Quality Control of CO Continuous Automatic Monitoring System
• JJG 801-2004 "Verification Regulations for Nitrogen Oxide Analyzer by Chemiluminescence Method"

Main features

• Has good anti-interference ability, and all technical performance meets the requirements of the US EPA;
• Support real-time data display, real-time data curve display;
• Adaptive signal filtering technology optimizes response time;
• Adopting an efficient molybdenum converter with a conversion efficiency of over 99%;
• Adopting membrane drying and high-temperature O₃Decompose and require minimal maintenance;
• Standard temperature, humidity, and atmospheric pressure sensors;
• 7-inch touch screen display, rich data display interface, user-friendly human-computer interaction;
• Large capacity memory, automatically stores historical data, supports historical data query, and historical alarm information query;
• Built in lithium battery, capable of continuous sampling for 4 hours.