Hanna Instruments GroLine Monitor for Hydroponic Nutrients – HI981420

The HI98142X GroLine Monitor for Hydroponic Nutrients continuously monitors pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions around the clock.

This monitor was created with Hydroponics, Aquaponics, and Greenhouses in mind. It is simple to set up and use. The GroLine Monitor makes it simple to manage your nutrient solution.


GroLine helps you grow better.

  • Get pH&EC measurements 24 hours a day, seven days a week for consistent yields every time.
  • Professional accuracy is ensured by the Good Laboratory Practice (GLP) feature.
  • With a single Quick Cal solution, calibrate pH and EC.