#adGeneral Hydroponics#ad - Base solution is formulated using potassium hydroxide and potassium carbonate. Promotes pH stability. Add when your nutrient pH is too low in order to raise the pH to the proper level.
#adGeneral Hydroponics#ad - 8 oz. Both ph down and pH Up provide consistent and reliable performance. The ph test kit is a liquid tester that covers a pH range of 4. 0 to 8. 5. Includes sampling tube, reagent and color comparison card.