Magnesium Sulphate, Ferrous Sulfate, Magnesium Chloride manufacturer / supplier in China, offering Water Soluble Plant Available Phosphate and Ammonium DAP18-46-0, DAP Fertilizer 18-46-0 Yellow Granular Diammonium Phosphate, Yellow Granular Nitrogen 18% Min P2o5 46%Min DAP 18-46 and so on.