General Hydroponics pH Control Kit for a Balanced Nutrient Solution

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General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial
General Hydroponics pH Control Kit makes pH testing easy
Simply fill a test-tube halfway with the nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial
Many growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease of use
It’s everything a grower needs to keep pH levels in the desired range, typically 5.5 to 6.5, in one handy kit