Partition of Pesticides of the Coumarin Family between Water and Amphiphilic Aggregates

• Published in: Environmental science & technology Vol. 29; no. 3; pp. 562 - 570
• Main Authors: Lopes, Antonio, de Melo, J. Seixas, Martins, Armando J, Macanita, Antonio L, Pina, Fernando S, Wamhoff, Heinrich, Melo, Eurico
• Format: Journal Article
• Language: English
• Published: Washington, DC American Chemical Society 01.03.1995
• Subjects: ACIDE FULVIQUE; ACIDE HUMIQUE; ACIDO FULVICO; ACIDO HUMICO; ANALYTICAL METHODS; Applied sciences; Biological and physicochemical phenomena; Chemistry; COMPOSE ORGANOPHOSPHORE; COMPUESTO ORGANICO DEL FOSFORO; COUMAPHOS; COUMARINE; COUMARINS; CUMAFOS; CUMARINAS; Exact sciences and technology; FULVIC ACIDS; HIDROFOBICIDAD; HUMIC ACIDS; HYDROPHOBICITE; HYDROPHOBICITY; INSECTICIDAS; INSECTICIDE; INSECTICIDES; MICELLES; MODE OF ACTION; Natural water pollution; ORGANOPHOSPHORUS COMPOUNDS; ORGANOTHIOPHOSPHATE INSECTICIDES; Pesticides; Pollution; POTASAN; SOIL STRUCTURAL UNITS; SOLUBILIDAD; SOLUBILITE; SOLUBILITY; SURFACE ACTIVE AGENTS; SURFACTANT; SURFACTANTES; SURFACTANTS; TECHNIQUE ANALYTIQUE; TECNICAS ANALITICAS; UNIDADES ESTRUCTURALES DE SUELOS; UNITE STRUCTURALE DU SOL; Water pollution; Water treatment and pollution; Organic matter; Pollutant behavior; Coumarine derivatives; Spectral properties; Pesticides; Fluorescence; Partition coefficient; Biomembrane; Surfactant; Absorption spectrometry; Phase partition; Water pollution; Micellar solution
• ISSN: 0013-936X; 1520-5851
• DOI: 10.1021/es00003a002

A study compared three photophysical methods for the determination of water partition constants of two pesticides. No correlation between the water partition constant and hydrophobicity was found.