▎ 摘　　要

NOVELTY - A graphene material cleaning method comprises settling produced graphene material solution, obtaining graphene material slurry, mixing with water and concentrated acid, dispersing, centrifuging, obtaining graphene material thick slurry, adding water, mixing, and centrifuging. USE - A graphene material cleaning method. ADVANTAGE - The method is low-cost, environment-friendly, does not use organic solvent, and suitable for industrialization.