-Measurement principle:

Total nitrogen: Determination of total nitrogen (TN) in water samples using alkaline potassium persulfate digestion UV spectrophotometry. Meets the requirements of current standards HJ/T 102-2003 and HJ 35X-2019, and the measurement data is in good agreement with the national standard method HJ 636-2012 and the Hash total nitrogen pre made reagent.

-Application industry:

Used for pollution source monitoring (including municipal sewage inlet and outlet; industrial sewage outlet); Industrial process water monitoring; Surface water monitoring

-Instrument features:

● Utility model patent for digestion heating device for water quality analysis (patent number: ZL. 8) and digestion tube, related heating device and components for water quality analysis (patent number: ZL .9）， Ensure fast and efficient digestion, easy maintenance, low cost, and higher reliability.

● Utility model patent multi-channel valve component (patent number: ZL .X）， Stable and reliable injection, accelerated measurement process, achieving a single measurement time within 30 minutes.

Hash original research reagent, publicly available formula; Low cost and easy procurement of raw materials, simple configuration method, and more accurate measurement.

Multiple turbidity compensation methods, customizable turbidity compensation coefficient.

Flexible and customizable cleaning modes: Custom cleaning modes can reduce maintenance workload and extend maintenance intervals even in harsh working conditions. Add a deep cleaning mode to ensure the cleanliness of the digestion tube.

Equipped with advanced Prognosys pre diagnostic technology and Diagnosis diagnostic technology.
1) Prognosys pre diagnostic function: It can issue an indication on the screen about the upcoming problems with the instrument and output it through a digital interface, so that users can take maintenance measures in advance. The indication information can provide the necessary information for planned preventive maintenance and emergency response to avoid unexpected situations. It can be displayed on the screen in the form of a progress bar percentage for easy user identification.
2) Diagnosis self diagnostic function: It can automatically diagnose the condition of the instrument, display diagnostic results on the screen, query diagnostic information, and output through a digital interface.