Siregar, Fauziah Indira, Rahel Nainggolan, Nayla Azizah, Teresia Vredemika Sidauruk, and Miquel Kaban. “Effectiveness of Purple Cabbage Flower (Brassica Oleracea Var. Capitata F. Rubra) Extract As a Natural Indicator for Borax Identification in Food Products”. BIOCHEPHY: Journal of Science Education 6, no. 1 (June 1, 2026): 105-112. Accessed June 5, 2026. https://journal.moripublishing.com/index.php/biochephy/article/view/1970.