Regitano-d'Arce, M.A.B. Gutierrez, E.M.R. Gunther, P.A.S. Lima, U.A. Cinetica da extracao do acido clorogenico de tortas de girassol com etanol Kinetic of extraction of chrorogenic acid on sunflower cakes with ethanolic solutions Subjects--Topical Terms: GirassolSementeCromatografiaEspectrometriaEtanol