PRODUCT DESCRIPTION
General Hydroponics pH Control Kit makes pH testing easy. This package includes a GH pH Test Kit, a GH 8oz bottle of Liquid pH Up and a GH 8oz bottle of Liquid pH Down. Simply fill the included test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Use 3 drops per 5mL of solution. This kit has a pH test range of 4.0 - 8.5. After testing the pH simply use the included pH Up and pH Down to adjust your nutrient solution to the optimal pH level for your plants.
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