Advances in Food ScienceLycium Barbarum Polysaccharide-Iron (III) Chelate as Peroxidase Mimics for Total Antioxidant Capacity Assay of Fruit and Vegetable FoodDownloadLycium-Barbarum-Polysaccharide-Iron-III-Chelate-as-Peroxidase-Mimics-for-Total-Antioxidant-Capacity-Assay-of-Fruit-and-Vegetable-Food