Ammonia is a compound of nitrogen and hydrogen with the formula NH3. It is used in the form of a gas or liquid. Ammonia contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to foodstuffs and fertilizers. The common uses are in fertilizers, cleaners, refrigerants, treatment and pre-washing of wool.Ammonia is available as Anhydrous Ammonia, Aqueous Ammonia 27% and Aqueous Ammonia 25%.