▎ 摘　　要

NOVELTY - A graphene-silver phosphate composite photocatalyst is used in redox reactions and photocatalytic degradation of organic pollutants in water. USE - Graphene-silver phosphate composite photocatalyst used in redox reactions and photocatalytic degradation of organic pollutants in water (claimed). ADVANTAGE - The method is simple and suitable for large-scale industrial production. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of graphene-silver phosphate composite photocatalyst comprising dispersing graphene in distilled water, adding solid silver nitrate, magnetic mixing, dissolving, performing physical adsorption to surface of graphene, dropwise adding aqueous sodium dihydrogen phosphate to obtain silver ions, magnetic stirring, washing with ethanol and water, centrifuging, and drying in dark at room temperature.