Article ID Journal Published Year Pages File Type
4409639 Chemosphere 2012 5 Pages PDF
Abstract

The influence of humic aggregates in water solution upon the chemical stability of carbofuran (CF) and the carbofuran-derivatives, 3-hydroxy-carbofuran (HCF) and 3-keto-carbofuran (KCF), has been investigated in basic media. An inhibition upon the basic hydrolysis of 3-hydroxy-carbofuran and 3-keto-carbofuran (∼1.7 and ∼1.5-fold, respectively) was observed and it was rationalized in terms of the micellar pseudophase model. Nevertheless, non-significant effect upon the carbofuran stability was found in the presence of humic substances. These behaviors have been compared with the corresponding ones in other synthetic colloidal aggregates.

► Influence of humic substances in stability of carbofuran and their derivatives. ► Inhibitory effects for 3-hydroxy-carbofuran and 3-keto-carbofuran were observed. ► Non-significant effect upon the carbofuran stability was found. ► These behaviors were rationalized in terms of the micellar pseudophase model.

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Life Sciences Environmental Science Environmental Chemistry
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