PH UP & PH Down

The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.

The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.

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.

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.

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.

Hades Down is a pH adjusting liquid used to lower the pH of your nutrient solution. Hades Down chelates elements in the nutrient solution into stable, slow releasing forms which are easier for plants...

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient...

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient...