The inhibitive effect of vitamin B2, B6 and vitamin C on the cooper corrosion Hartono Pranjoto, Adriana Anteng Anggorowati, Andrew Joewono, Lourentius Suratno and Adi Candra E3S Web Conf., 475 (2024) 04003 Published online: 08 January 2024 DOI: 10.1051/e3sconf/202447504003