Maintaining Canola Oil Quality (IMAGE) Tohoku University Caption Detailed quantitative analysis of oxidized canola oil was performed using high performance liquid chromatography (HPLC) combined with tandem mass spectrometry (MS/MS), providing valuable insight for preserving the quality of edible oil. Credit Kiyotaka Nakagawa Usage Restrictions Credit: Kiyotaka Nakagawa License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.