Mejía Puente, Vanessa, José Hipólito Isaza Martínez, and Lizbeth Lorena Lopez Parra. “PP19 Development of a Method for Chlorophyll Assessment by a Reference from Hibiscus Rosa-Sinensis”. Revista Productos Naturales 6, no. 1 (July 3, 2025): 270–272. Accessed January 21, 2026. https://www.nozomiscience.org/index.php/rpn/article/view/10637.