Fulvic Acid, Humic Acid, Potassium Humate manufacturer / supplier in China, offering X-Humate F5000 Mineral Fulvic Acid Super Potassium Humate Powder, X-Humate F5500-12c Potasium Fulvate Leonardite Fulvic Acid Plant Fertilizer, X-Humate Mineral 55% Fulvic Acid Leonardite Organic Fertillizer F5500-12c (0-2mm) and so on.