Table 2: Antioxidant properties of standardized CX, its fractions, and standard antioxidants.

SamplesFRAP ( M Fe(II)/g)IC50 value (mg/mL)
DPPH free radical scavenging activityABTS assay

Hexane
Ethyl acetate
Water

Ascorbic acid
Quercetin
Morin
Rutin

Values are presented in mean ± S.E.M ( ). Different letters indicate significant difference at for different extracts and fractions.