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Description
General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.
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GH PH Test Indicator Kit 1oz
General Hydroponics PH Control
$9.59
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 coloration of the liquid in the test vial...
GH pH Up Liquid - 8OZ
General Hydroponics PH Control
$10.59
This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.
GH pH Down Liquid - 8OZ
General Hydroponics PH Control
$10.59
The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.
GH pH Test Indicator (Solution) - 8OZ
General Hydroponics PH Control
$14.53
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 coloration of the liquid in the test vial...
GH pH Up Liquid - 1 GAL
General Hydroponics PH Control
$35.15
This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.