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General Hydroponics pH Down Liquid and Dry

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pH Down Liquid

Premium solution to lower and maintain nutrient ph levels

Acid is formulated from food grad phosphoric acid. Only add a small amount at once to lower your ph level


  • Use small amounts. Add a little bit to nutrients solution, then test pH. Test, repeat until you get the ph you require

  • Quantity required varies depending on nutrient solution and purity of water 

  • Product lowers PH in nutrient solution. Recommended pH for most plants in 5.5 - 6.5

  • Recommend using General Hydroponics pH Test indicators for nutrient pH testing


  • Only to be used for raising of pH in plant fertilizers and nutrient solutions

  • Wash from eyes and skin with lots of water for several minutes. If swallowed, you should call a doctor or poison control center immediately

  • Contains citric acid, mono ammonium phosphate and phosphoric acid.

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Price From: CA$ 14.84
General Hydroponics

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Manufacturer General Hydroponics