Source:http://linkedlifedata.com/resource/umls/id/C0002607
MSH: Ammonia. A colorless alkaline gas. It is formed in the body during decomposition of organic materials during a large number of metabolically important reactions.,CSP: colorless alkaline gas formed in the body during decomposition of organic materials during a large number of metabolically important reactions.,NCI: A colorless inorganic compound of nitrogen and hydrogen with the formula NH3, usually in gaseous form with a characteristic pungent odor. Ammonia is irritating to the skin, eyes, nose, throat, and lungs. It is essential for many biological processes and has various industrial applications.