Ph Up & Down
General Hydroponics GH pH Down Liquid Quart (12/Cs)
The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.
$14.39
$8.63
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.
$35.87
$21.52
General Hydroponics GH pH Up Liquid Quart (12/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.
$14.39
$8.63