▎ 摘　　要

NOVELTY - Preparation of graphene surface carbide with embedded magnetic particle solid acid catalyst (bisulfite-carbon (HSO3-C)/iron oxide (Fe3O4)-graphene-Fe3O4/C-sulfonic acid) comprises purifying graphene using concentrated nitric acid or sulfuric acid; dissolving purified graphene in sodium hydroxide and sodium nitrate solution, and loading surface with iron oxide solids; loading surface with glucose and mixing uniformly; and reacting with concentrated sulfuric acid. USE - Method for preparing graphene surface carbide with embedded magnetic particle solid acid catalyst (claimed). ADVANTAGE - The catalyst has unique structure, huge surface area, and stable performance. The method ensures high yield, purity, and recovery.