Of or relating to the replacement of three of several atoms or groups in a compound, such as an amine in which three valences of the functional group are taken by carbon atoms. c. Of or relating to salts of acids containing three replaceable hydrogen atoms.
Hayden is a town in Blount County, Alabama, United States. At the 2010 census the population was 444.[3]
Lauderdale County is a county located in the northwestern corner of the U.S. state of Alabama. As of the 2010 census the population was 92,709. Its county seat is Florence. Its name is in honor of Colonel James Lauderdale, of Tennessee. Lauderdale is part of the Florence-Muscle Shoals, AL Metropolitan Statistical Area, also known as The Shoals.