Fulvic Acid, Humic Acid, Potassium Humate manufacturer / supplier in China, offering Leonardite Extract Unactived Humic Acid Powder Special 325 Mesh Powder Oil Drilling, New Product! Fulvic Acid Ball Organic Fertilizer, X-Humate Factory Soluble Humic Acid Sodium Humate Agriculture/Feed Addtitives and so on.