The extract concentration providing 50% inhibition (IC50) was calculated from the graph of scavenging effect percentage against extract concentration in the solution. Butylated hydroxytoluene (BHT) was used as a standard.
The extract concentration providing 50% inhibition(IC50) was calculated from the graph of scavenging effectpercentage against extract concentration in the solution. Butylatedhydroxytoluene (BHT) was used as a standard.