Agropolychim AD Diammonium Phosphate (DAP) is a complex, highly concentrated, granular mineral fertilizer with excellent physical properties. It contains two main nutrients in its composition nitrogen and phosphoric pentoxide or in total 63% of the active substance. It is obtained through a reaction between phosphoric acid (P2O5) and ammonia (NH3). It is incompatible with other alkaline chemicals due to the fact that its ammonium ions turn into ammonia when they get into the medium with higher рH. This product of high quality is easily input into the soils, it is highly soluble, it is not hygroscopic, and has a granular form with equal size granules, which is evenly dissipated along the soil surface.