AND E.R.AGHARIA, A. B. , S. S. 2.SPECTROPHOTOMETRIC ANALYSIS OF COLOURANT EXTRACTS FROM THREE Different COLOURED Flowers of Tagetuserecta (L) AT DIFFERENT pH VALUES By APARNA BHARDWAJ , SOMENDRA SHARMAand E.R.AGHARIA. INTERNATIONAL RESEARCH JOURNAL OF CHEMISTRY, [S. l.], v. 10, p. 13 to 18, 2015. Disponível em: https://petsd.org/ojs/index.php/irjc/article/view/77. Acesso em: 26 nov. 2025.