GH pH Down Liquid Gallon


The acid formulation uses food grade phosphoric acid to lower the pH to the proper level. Widely recognized as a consistent and reliable product.

7 in stock

SKU: 1290 Category:



Use sparingly – add to nutrient solution, a little at a time, then test pH. Repeat application, then test, until desired pH is achieved.

The quantity necessary for pH adjustment will vary depending on the strength of the nutrient and the purity of the water used to mix nutrient.

This product lowers nutrient pH. Recommended pH for most plants is 5.5 to 6.5.


General Hydroponics

Additional information

Weight 4.87157808 lbs


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