Superlative GH Up and Down Calibration Solutions Adjustment Combo Set, Feature 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).
Superlative GH Up and Down Calibration Solutions Adjustment Combo Set
Package Include 1 Pc 8oz bottle of General Hydroponics PH UP, 1 Pc 8oz bottle of General Hydroponics PH DOWN
Package Include 1 Pc 1oz bottle of General Hydroponics Test Indicator (Drip Nozzle), 1 Pc Test Tube for the Testing the PH
Package Include 1 Pc PH color strip, 1 Pc Instruction Manual
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