LOWERS NUTRIENT SOLUTION pH
Premium Buffering for pH Stability
General Hydroponics pH Down lowers the pH of nutrient solutions and plant fertilizers. The acid formulation uses food grade phosphoric acid to lower the pH to the proper level. Widely recognized as a consistent and reliable product.
Add when your nutrient pH is too high in order to lower the pH to the proper level. Recommended pH for most plants is 5.5 to 6.5.