This base solution is formulated using potassium hydroxide and potassium carbonate. Add a
little at a time when your nutrient pH is too low to raise the pH to the proper level and promotes
pH stability. Add a little at a time if your nutrient pH is too low in order to raise the pH to the
proper level. Recommended pH is 5.5 to 6.5 pH for most plants. 8 oz.