Fig. 2 Enzyme concentration effect on hydroethanolic (75/25%) enzymatically assisted extraction of phenolic antioxidants from raspberry wastes. Conditions: 1 g; 50ºC; 18 hrs; 150 rpm; Liquid/Solid ratio 20:1. Results are expressed as the mean (n = 3) ± SD. SS: g/g d.w.; TPC: mg gallic acid/g d.s.; DPPH: mmol TE/100 g d.s.; ABTS: mmol TE/100 g d.s.; FRAP: mmol AAE/100 g d.s.