General Hydroponics pH Control Kit

$6.98

Purchase General Hydroponics pH Control Kit

General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloradtion of the liquid in the test vial.

*Does Not Include pH Up or Down

Purchase General Hydroponics pH Control Kit

Select: pH Test Kit 1 Ounce; ph Test Indicator 8 Ounces

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