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Total Phenolic Content (TPC) of the crude methanol (ME), water/methanol (HA), ethyl acetate (EtOAc), dichloromethane (DCM) and supercritical fluid (SFE) extracts, along with the essential oil (EO) obtained from S. sipylea. The values are the mean of three replicate determinations ± standard deviation. Different letters indicate significant differences among TPC values (p < 0.05).
