Fig. 6
From: Extraction, purification and antioxidant activity of Juglans regia shell polysaccharide
Antioxidant activities of J. regia shell polysaccharide and its derivatives. a Superoxide anion radical scavenging rate of J. regia shell polysaccharide and its derivatives; b hydroxyl radical scavenging rate of J. regia shell polysaccharide and its derivatives; c DPPH free radical scavenging rate of J. regia shell polysaccharide and its derivatives; d reducing power of coconut J. regia shell polysaccharide and its derivatives