RAW Humic Acid is a soluble plant supplement that is used for horticultural purposes. RAW Humic Acid contains 59% Humic Acids. This product contains the highest concentration of fully water soluble Humic Acids available to the home gardener. RAW Humic Acid can be used at all stages of growth and flowering. A 2 oz package of RAW Humic Acid makes up to 200 gallons, an 8 oz package makes up to 800 gallons and a 2 lb package makes up to 3200 gallons. RAW = soluble.