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 RACHMA, RAFICHA, ARYANTA, I W, AND Kasa, I.W.. " PENGGUNAAN LUMPUR AKTIF UNTUK MENURUNKAN KADAR Biological Oxygen Demand (BOD), Chemical Oxygen Demand (COD), dan LOGAM BERAT JENIS TIMBAL (Pb) dan CADM IUM (Cd) PADA LIMBAH CAIR PENCELUPAN INDUSTRI BATIK" ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) [Online], Volume 7 Number 2 (1 November 2012)