The ammonium dihydrogen phosphate or monoammonium phosphate (NH4H2PO4), is a water-soluble ammonium phosphate salt, this occurs when ammonia reacts with phosphoric acid, it is often used in the agricultural fertilizer mixture.

Technical data


  • Agriculture:

Used as fertilizer, it supplies the soil with nutrients nitrogen and phosphorus in a form usable by plants.

  • Optical industry:

It is used for the production of crystals.