Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Sasadara, M. (2025). Antioxidant activity comparison of Purnajiwa fruit (Kopsia arborea Blume.) extracted using different solvents and methods. International Journal Of Biosciences And Biotechnology, 12(1), 15-21. doi:10.24843/IJBB.2024.v12.i01.p02