General Hydroponics pH Down Liquid, 1 Quart

General Hydroponics pH Down lowers the pH of your nutrient solution to keep it in the ideal range for nutrient uptake. The acid formulation uses food-grade phosphoric acid — add a little at a time when your nutrient pH is too high to bring it down to the proper level. Widely recognized as a consistent, reliable product.

• Acid formulation uses food-grade phosphoric acid
• Lowers pH when your nutrient solution is too high
• Promotes pH stability — adjust by adding a little at a time
• Recommended pH for most plants is 5.5 to 6.5

Specifications