A compound of a. and carbonic acid

A. sesquicarbonate, also called salt of hartshorn, and sal volatile, is the a. carbonate of the pharmacopeias. It forms a white, translucent, fibrous ma , having a strong ammoniacal odor and a pungent caustic taste. It is soluble in 4 parts of water and partially soluble in alcohol. It is a valuable expectorant and stimulant in bronchitis, etc., and also a heart stimulant, a. cnlorid. Sal ammoniac, NH4CI, found native in volcanic regions and in small quantities in sea water and formed artificially by the direct combination of ammonia and hydrochloric acid gas. Used in bronchitis, a. citrate. A salt of a. and citric acid. a.