Determination of Alternaria mycotoxins in wine and juice using ionic liquid modified countercurrent chromatography as a pretreatment method followed by high-performance liquid chromatography

•A novel IL modified CCC pretreatment method was developed.•It can be used for the determination of trace Alternaria mycotoxins in liquid food samples.•The enrichment strategy is unique by employing [HOOCMIM][Cl] to modify the solvent system.•The elution of targets by reversing the original stationa...

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