$59.44

1-set Rousing Modern Gh Ph Control Acid Alkaline Accurate General Water Test Kit Up And Down Volume 8 Oz With 1 Oz Indicator

Rousing GH Up and Down Calibration Solutions Adjustment Combo Set, Feature of description 8 oz. pH UP, 8 oz. pH DOWN, 1 oz. indicator and vial, Contains Ph Up (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 (uses food grade Phosphoric acid to lower the pH to the proper level), and Ph Test Indicator (fill a 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).

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