COD,Ammonia nitrogen,Total phosphorus,Total nitrogen test meter

- Sep 22, 2020-

water quality test instrument

1.Brief introduction

This instrument is adopts spectrophotometry method.Support 4 kinds of different common wavelengths(420nm,450nm,520nm,610nm),it can test multi-parameter,and applicable to all industries. This instrument has below features:

1.No moving parts inside, high measurement accuracy.

2.Small amount of samples and reagents required, fast speed.

3.Professional optical circuit design,good optical stability.

4.Small size, light weight, protection grade IP65 or above.


The instrument is strictly produced in accordance with ISO9001 2015 quality management system.And has been passed the strict test before leaving the factory.

2.Technical  parameter:

Test item 

COD,Ammonia nitrogen,Total phosphorus,Total nitrogen

Test range


0-50(Ammonia nitrogen)

0-20(Total phosphorus)

0-50(Total nitrogen)

Wave length






Light source

silicon diode

Life of battery

More than 30h

Size and weight

90x70x125mm   300g(including battery)

water quality instrument

3.Product details

3.1 Big LCD screen

3.2 It matchs to the colorimetric bottle with Φ16

3.3 Power supply by battery

3.4. Connected with computer (English version can be customized)