Validation of a routine HPLC method for added fumaric acid determination in wines Anna Karastergiou, Anne-Laure Gancel, Claire Payan, Monika Christmann and Pierre-Louis Teissedre BIO Web Conf., 56 (2023) 02030 Published online: 24 February 2023 DOI: 10.1051/bioconf/20235602030