55lb Bag of Pure & Organic Humic Acid Powder in factory Sealed Plastic Bag. This is a NON-SOLUBLE form of humic acid Guaranteed 64% Humic Acid Improves Efficiency of Plant Root System Dramatically! Helps Take Out Salts from Soils Contains a Variety of Trace Minerals Helps Rebuild Turf Great For Golf Course Turf, Large Agricultural Operations, Flower Beds, or even the Garden! Approved Yield Growth By Large Scale Farmers! CHI Powder is a natural product rich in soil organic matters and humic/fulvic substances. It receives no chemical or biological treatments during manufacturing. CHI Powder contains humic and fulvic acids, which act as natural chelating agents, binding to nutrients in the soil. Plant roots absorb these humic acid-nutrient compounds effectively increasing the efficiency of plants. Can be applied as a soil amendment or to manufacture liquid humic products. Soil organic matter and humic substances may improve the quality of soil, growth of soil organisms, and uptakes of nutrients by plants.