Fast determination of α- and β-thujone in alcoholic beverages using solid-phase extraction and gas chromatography

► The method of α- and β-thujone determination in alcoholic beverages is presented. ► The method is characterized by: high yield (>98%); low detection limit 0.033 mg/L. ► High precision (RSD below 1.8%) and excellent linearity R2 ≥ 0.9992.