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pH/EC

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Regular price $14.99
Sale price $14.99
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The acid formulation uses phosphoric acid to lower the pH to the proper level. Available in store only.
Regular price $75.99
Sale price $75.99
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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 pla...
Regular price $13.99
Sale price $13.99
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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. Available i...
Regular price $22.99
Sale price $22.99
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General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial. pH UP is a base solution formulated using potassium hydroxide and potassium carbonate. pH Down's acid ...
Regular price $8.59
Sale price $8.59
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Drops- General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the tes...
Regular price $35.99
Sale price $35.99
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Unit price
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The acid formulation uses phosphoric acid to lower the pH to the proper level. Available in store only.