AN ENVIRONMENTALLY FRIENDLY INDIGO DYEING PROCESS USING IRON (II) GLUCONATE AS A REDUCING AGENT: Original scientific paper. Chemical Industry & Chemical Engineering Quarterly, [S. l.], v. 31, n. 2, p. 139–149, 2025. DOI: 10.2298/CICEQ240106022A. Disponível em: https://www.ache-pub.org.rs/index.php/CICEQ/article/view/1360. Acesso em: 26 apr. 2025.