1 To explore a surfactant assisted dispersive liquid-liquid microextraction procedure using pseudo-nonionic surfactant and nonionic surfactant for pretreatment of carbamate pesticides prior to HPLC analysis
2 To develop an automated on-line surfactant assisted dispersive liquid-liquid microextraction and determination of pesticides using flow system with HPLC
3 To evaluate the performance of surfactant-modified mineral oxide sorbents for solid-phase extraction of carbamate pesticides prior to HPLC analysis
4 To develop an automated on-line in-situ surfactant-coated mineral oxide sorbents for solid-phase extraction and determination of carbamate pesticides using flow system with HPLC
5 To explore the feasibility of the developed methodologies for application in food samples
