APPLICATION OF ISOLATED AGAROSE AS A NEW ADSORBENT IN ANALYSIS OF TARTRAZINE BY A VISIBLE-SPECTROPHOTOMETRY METHOD . International Research Journal of Pharmacy, [S. l.], v. 10, n. 5, p. 68–75, 2019. Disponível em: https://irjponline.org/index.php/irjp/article/view/457. Acesso em: 17 jul. 2026.