OBTAINING OF CHITIN AND CHITOSAN FROM THE NARROW-CLAWED CRAYFISH (PONTASTACUS LEPTODACTYLUS) AND THEIR CHARACTERIZATION BY IR SPECTROSCOPY. Journal of Multidisciplinary Sciences and Innovations, [S. l.], v. 4, n. 10, p. 2290–2293, 2025. DOI: 10.55640/. Disponível em: https://www.ijmri.de/index.php/jmsi/article/view/3235. Acesso em: 24 feb. 2026.