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 Hamzah, Moh, Dita Adi Saputra, & Diah Ayu Fitriani. " PENGKAJIAN PENGARUH PENAMBAHAN MATERIAL KITOSAN PADA MUTU KARET ALAM." CAKRA KIMIA (Indonesian E-Journal of Applied Chemistry) [Online], 6.1 (2018): 30 - 36. Web. 12 Sep. 2026