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and Potassium maximize flavors and quantity
Temperature
Adjust pH to proper levels after mixing all fertilizers and additives
Sold in packs of 10
or in addition to your regular fertilizers
Hanna GroLine Monitor HS-1 and Potassium maximize flavors andThe HI981420 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