diammonium phosphate

What Is DAP Fertilizer Wikipedia? Infobox references. Diammonium phosphate (DAP; IUPAC name diammonium hydrogen phosphate; chemical formula (NH4)2(HPO4) is one of a series of water-soluble ammonium phosphate salts that can be produced when ammonia reacts with phosphoric acid. What is a DAP fertilizer? Di-ammonium Phosphate popularly known as DAP is a preferred fertilizer in India