There are other cheaper ...
Published by Carlos Henrique Catunda Pinto, Professor and Researcher at UERN - Brazil
There are other cheaper technologies to perform effluent coagulation. Here are some alternative, low-cost and natural examples: bentonite, fulvic and humic acids, moringa oleifera, among others. The important thing is to perform a jar test, to verify in the laboratory what would be the best application dosage in the effluent, in order to have a concentration of the coagulant agent, efficient and low cost.