N03-N Analyzer

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Principle:	Resorcinol spectrophotometry
Range :	0~20 / 0~40 / 0~200mg/L
Detection limit :	0.2mg/L
Resolution :	0.001mg/L
Permissible error:	10% FS
Repeatability:	5%FS

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Product Description

Principle

Features

Parameters

Principle:

This product uses the resorcinol spectrophotometric method to determine nitrate nitrogen. Resorcinol reacts with nitrate nitrogen to generate a colored compound, and the absorbance of the compound is measured by a spectrophotometer to calculate the concentration of nitrate nitrogen.

Features:

touch panel
Multi range, automatic switching
Level 3 operation permissions
State self diagnosis function
Abnormal or power outage data protection
Built in multiple communication protocols
Scheduled testing and automatic verification
Power off and restart, automatic emptying, cleaning, and reset
Running log records, process and operation records can be checked
remote monitoring, remote operation instructions
Timed testing, automatic verification

Parameters:

Measure factor	NO3-N
Principle	Resorcinol spectrophotometry
Range	0~200mg/L; Grades: 0~20 / 0~40 / 0~200mg/L (switchable and expandable)
Detection limit	0.2mg/L
Resolution	0.001mg/L
Permissible error	10% FS
Repeatability	5%FS
Zero drift	5%FS
Range drift	10%FS
Measuring cycle	Min. 30 minutes; Digestion time: 5~60 minutes (adjustable)
Sampling period	Timing analysis, interval analysis, remote control
Calibration cycle	Automatic calibration/manual calibration
Maintenance cycle	1 month (about 1 hour each time)
Reagent consumption	About RMB 0.5 per sample
Data storage	More than 1 year of data storage
Input	Switch
Output	1 RS232, 1 RS485, 2 4-20mA
Power supply	AC(220~240)
Working current	5A
Size	LWD: 1500500450mm