Hanna GroLine Inline Monitor Bonide Elite 91 FLOWERS contains a

Elite 91 FLOWERS contains a carefully calibrated balance of phosphates

FLEXIBLE FORMULA

sporting concealed flex-hinges

* Never store pH or ORP electrodes in distilled or deionized water

Be careful not to spill any substrate on the upper regions of the bag

Hanna GroLine Inline Monitor Bonide Elite 91 FLOWERS contains aThe 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