▎ 摘 要
NOVELTY - Preparing diethylenetriaminepentaacetic acid modified magnetic graphene oxide complex material, is claimed. The complex material comprises oxidized graphene base, iron oxide supported on substrate and diethylenetriaminepentaacetic acid. USE - The diethylenetriaminepentaacetic acid modified magnetic graphene oxide complex material is useful for removing lead(II) ion in acidic wastewater (claimed). ADVANTAGE - The complex material can be reused.