Hanna GroLine Inline Monitor Cleaning Agent inexpensive solution to measure fertilizer

inexpensive solution to measure fertilizer concentration in a nutrient solution

Great for greenhouse and hydroponic systems and both indoor and outdoor applications

Mechanical killing action-pests build no genetic resistance

watering systems

Motors are completely enclosed

Hanna GroLine Inline Monitor Cleaning Agent inexpensive solution to measure fertilizerThe HI981421 GroLine Monitor for Hydroponic Nutrients provides around the clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. Quick to setup, simple to use, this monitor was designed with Hydroponics, Aquaponics, and Greenhouses in mind. Make your nutrient solution easy to manage with the GroLine Monitor. Get 24 7 pH&EC measurements for consistent yields every time. Good Laboratory Practice