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pH Down™ Adjusting Solution 4# Dry Powder Formula
- The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level.
- To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.
- Our dry pH Up formulation is particularly convenient for shipping.
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