We are manufacturer of supplying different types of organic fertilizer including humic acids, potassium humate, sodium humate and fulvic acid etc. Our potassium humate is a dark black humate derived from leonardite with high content of humic acid. When applied to soils it helps break compacted soils allowing for improved water penetration.For sandy soils, our humic acid adds essential organic material necessary for water retention and enhancing the sandy soil's ability to retain and not leach out vital plant nutrients.Any requires pls contact with us Specification: Potassium Humate Shiny Flakes/Powder -Humic acid 65%min -Fulvic acid 3-5% -K2O 4-5% -Water solubility 100% -Moisture 15%max -PH 9.0-11.0 Efficacy For soil: (1) Increase the soil fertility and optimize its structure, regulate soil PH Value, offer eco-friendly space for activities of varable beneficial microorganisms; (2) Help reten nutrition in soil for easier absorption of plants, keep fertilizer and water from losing; (3) Enhance the decomposition of pesticide residues or natural toxic substances in soil; (4) Promote the conversion of a number of elements into forms available to the plants. For plants: (1) Enhance the photosynthesis, strong plants root, increases the yield, improves the quality of crops; (2) Enhance plants stress-tolerance ability, promot Application (1) Seed soaking: Dilution rate 0.01-0.03 %, adjust P e the crop resistances to drought and disease; (3) Enhance the utilization of other nutrient fertilizers. H to 7.2-7.5. Apply only once before seeding. (2) Irrigating: Concentration is about 0.01 to 0.05 %. (3) Foliar spray & drip irrigation: Dilution rate 1:500-750, application rate 1-2lbs /acre; Rates vary depending on soil conditions. Packaging & Delivery Package: In 25kg net plastic coated paper bags lining inside. Delivery Date: within 15-21 days after receiving customer's payment. Storage & transportation Stored in dry, cool airiness place, far away from heat, avoid insolation, no moisture. When in the transportation and outdoor storage, it should be keep away from moisture, insolation, rain and high temperature.