Keywords
Gas chromatography
heavy metals
modified silica
SBSE
xenoestrogens
Abstract
The new stir-bar coating based on silica gel modified with ketoimine groups was applied to the preconcentration of phenolic endocrine disruptors and heavy metal ions such as Cuii, Criii and Niii in water samples followed by determination using LD-GC/MS and ICP-OES, respectively.
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