EC
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General Hydroponics
GH pH Down Liquid Gallon (4/Cs)
The acid formulation uses phosphoric acid to lower the pH to the proper level.$26.06$39.06$31.27 -
General Hydroponics
GH pH Up Liquid Gallon (4/Cs)
This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.$26.06$39.06$31.27