Hello dear friend. In Brazil ...

Published May 29, 2016 23:57 by Leonardo Zanata, Professor at Faculdades Oswaldo Cruz

Hello dear friend. In Brazil we are using some natural floculants, such those mande by tannin. Take a look in https://mycourses.aalto.fi/pluginfile.php/151917/mod_folder/content/0/A%20review%20on%20application%20of%20flocculants%20in%20wastewater%20treatment.pdf?forcedownload=1. Best regards! Léo.