NPK RAW Humic Acid
NPK RAW Humic Acid
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Shipping Restrictions
We ship throughout the lower 48 states. Only Available for Shipping to: CA, CO, MI, NY, OR, WA
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NPK Industries RAW Humic Acid contains 59% Humic Acids derived from Leonardite which is the most concentrated, Water Soluble humic acid product on the market today. RAW Humic Acid is also great for hydroponics applications, especially when added to RO filtered water. It's acid is a natural chelator and is a beneficial supplement to all feeding schedules. In nature, humic acid has a buffering effect on the pH of soils. It can raise the pH of acid soils and lower the pH of alkaline soils. Works in conjunction with all nutrient and feeding programs.
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