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AG-N07 Ammonia Nitrogen Water Quality Online Automatic Monitoring Instrument
Online water quality analyzer-Ammonia Nitrogen-Salicylic Acid Method
The AG-N07 Ammonia Nitrogen Online Automatic Monitoring Instrument uses salicylic acid spectrophotometry and complies with national standard HJ 101-2019. It supports continuous unattended operation and is suitable for monitoring wastewater from pollution sources, industrial and municipal sewage, and surface water. The device features multiple communication protocols, remote full-parameter monitoring, touch screen operation, and automati..

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Product Introduction:

The monitoring instrument complies with the national standard "HJ 101-1019 Technical Requirements and Testing Methods for Ammonia Nitrogen Water Quality Online Automatic Monitoring Instrument", and can work continuously without human supervision for a long time according to on-site settings. It is suitable for monitoring water quality of wastewater discharged from pollution sources, industrial process wastewater, industrial sewage treatment plant wastewater, municipal sewage treatment plant wastewater, surface water, etc.

Product Principle:

This product is determined by salicylic acid spectrophotometry. After mixing the water sample with a masking agent, ammonia nitrogen in the form of free ammonia or ammonium ions reacts with salicylate ions and hypochlorous acid ions in an alkaline environment and in the presence of sensitizers to form a colored complex. The monitor detects the change in color and converts this change into ammonia nitrogen value output.

Parameter:
Test methodResorcinol spectrophotometry
Measuring range0~10mg/L Range can be customized
Lower detection limit≤0.2mg/L
Resolution0.001
Accuracy±10%
Repeatability≤5%
Zero drift±5%
Range drift±10%
Output interfaceRS232、RS485、4-20mA



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NINA
Nina@welle-group.com