VI-3N Portable Tri-nitrogen Colorimeter

The VI-3N is a compact and portable tri-nitrogen water quality tester launched by VVNA. It can rapidly determine water quality parameters including ammonia nitrogen, nitrate nitrogen, and nitrite nitrogen. Equipped with ready-to-use dedicated detection reagents, it features simple, convenient and fast operation. Suitable for both outdoor on-site testing and routine laboratory analysis, it is a versatile water quality testing instrument applicable to multiple scenarios.

Ammonia Nitrogen, Nitrite Nitrogen and Nitrate Nitrogen

It is widely used in various fields, including emergency monitoring, source identification and tracing, law enforcement testing, industrial wastewater treatment, river management, domestic sewage treatment, pharmaceutical and chemical industry, food and beverage industry, textile printing and dyeing, electroplating, papermaking, petroleum and metallurgy, scientific research institutions, and universities and colleges.

1. It is convenient to carry with a compact size and a box-type configuration.

2. Integrated scattered and transmitted light optical system design, with turbidity measurement based on the principle of the 90° scattered light method.

3. The instruction icons can guide users to complete the operations easily.

4. Use the design of cold light sources, with longer lifespan and better stability.

5. It features high-strength ABS injection-molded construction, along with excellent performance, strong adaptability and great durability.

6. With a backlight function, it is convenient for users to operate the instrument in dark places or under direct sunlight.

7. Easy to operate. It is simple to obtain the water quality test result even without professional knowledge.

8. The test items comply with international standards, ensuring the accuracy and reliability of the detection results.

9. It has three reading modes: concentration, transmittance and absorbance, which can meet different measurement requirements.

10. The prefabricated reagents included with the finished productsreduce human operate errors and make the testing more convenient and efficient.

11. It has a favorite menu that enables users to save frequently used programs, thereby improving testing efficiency.

12. It features a data storage function, facilitating easy to query and export the data to computer.

13. It supports the user-defined curve function to meet users' application requirements in special scenarios.