Antioxidant Characterization of Oak Extracts Combining Spectrophotometric Assays and Chemometrics
Figure 3
Line plot of multiple variables after autoscaling transformation of phenolic content parameters (TPC, TAC, FLC, and PAC). Quercus robur L. (QR) and Quercus petraea L. (QP). TPC: Total phenolic content; TAC: Tannin content; FLC: Flavonoid content; PAC: Proanthocyanidin content.