Saad, Antakli, Sarkis Nazira, and Alsaleh Rasha. “Determination of Tartrazine and Sunset Yellow in Foodstuffs by Derivative Spectrophotometric Method”. Asian Journal of Chemistry 23, no. 4 (December 31, 2010): 1825–1828. Accessed July 1, 2024. https://asianpubs.org/index.php/ajchem/article/view/10227.