▎ 摘　　要

NOVELTY - Treatment agent comprises glycosaminoglycans, sodium dodecylbenzenesulfonate, zinc sulfate, sodium acetate, polyaluminum chloride, graphene and perlite. USE - The treatment agent is used for papermaking wastewater. ADVANTAGE - The powerful treatment agent is easy to use, cost-effective, and environmentally-friendly. The treatment agent greatly reduces the indexes of chemical oxygen demand (COD), biochemical oxygen demand (BOD) and suspended solids (SS) in the sewage. The treatment agent has high safety and wide applicability. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing the treatment agent, which involves uniformly mixing the above-mentioned components.