%0 Journal Article %T Breve revis£¿o de m¨¦todos de determina£¿£¿o de res¨ªduos do herbicida ¨¢cido 2,4-diclorofenoxiac¨¦tico (2,4-D) %A Amarante J¨²nior %A Ozelito Possid£¿nio de %A Santos %A Teresa Cristina Rodrigues dos %A Nunes %A Gilvanda Silva %A Ribeiro %A Maria L¨²cia %J Qu¨ªmica Nova %D 2003 %I Sociedade Brasileira de Qu¨ªmica %R 10.1590/S0100-40422003000200015 %X this paper supplies a revision about the main techniques of extraction, clean-up and pre-concentration of the herbicide 2,4-dichlorophenoxyacetic acid (2,4-d) in water and soil samples, as well as chromatographic methods and immune assays for its identification and quantification. %K 2 %K 4-d %K chromatography %K immune assays. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0100-40422003000200015&lng=en&nrm=iso&tlng=en