Collection:
pH/EC
15 products
Gh PH Control Kit
General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.
pH UP is a base solution formulated using potassium hydroxide and potassium carbonate. pH Down's acid ...
GH pH Test Kit
Drops- 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 tes...
Bluelab Sachet 7.0, 18ml
Bluelab® 7.0 Calibration Solution- 18ml
Bluelab calibration solution pH 7 18ml sachet.
Bluelab 4.0 sachet, 18ml
Bluelab® 4.0 Calibration Solution- 18ml
Bluelab calibration solution pH 4 18ml sachet.
GH PH Down Gallon
The acid formulation uses phosphoric acid to lower the pH to the proper level. Available in store only.
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AN PH Down, 4L
Say goodbye to nutrient lockout and hello to heavier harvests. Our scientists engineered pH-Down with Phosphoric Acid, so you can easily achieve the ideal pH levels for optimal nutrient absorption...
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