A longchain fatty acid ethyl ester resulting from the formal condensation of the carboxy group of stearic acid with the hydroxy group of ethanol. Retention increments for 2chloro, 2, 2dichloro and 2, 2, 2trichloroethyl esters of aliphatic C2C20 nalkanoic acids on SE30 and OV351 capillary columns, J.