General Hydroponics® pH Control Kit

Everything you need to regulate the pH in your grow operation is included in this pH Control Kit from General Hydroponics.


  • 8 oz bottle of pH UP
  • 8 oz bottle of pH DOWN
  • 1 oz pH Test Indicator
  • Vial, dropper & pH chart

pH UP - 8 oz Bottle

  • Premium buffering for pH stability
  • Base solution is formulated using potassium hydroxide & 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

pH DOWN - 8 oz Bottle

  • Acid formulation uses food grade phosphoric acid to lower the pH to the proper level
  • Widely recognized as a consistent and reliable product
  • Promotes pH stability

pH Test Indicator - 1 oz bottle

  • Helps you maintain an ideal pH level (which is between 5.5 & 6.5)
  • Can be achieved by monitoring your pH using the super concentrated drops found with the test indicator
  • Based on the test results, pH UP or pH DOWN can be added to adjust the pH as needed
  • Works across a wide pH spectrum (pH 4.0 - 8.5)
  • Includes sampling tube, reagent & color comparison

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