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Correlation of total phenolic content with DPPH and FRAP
| Rice variety | TPC vs. DPPH scavenging | TPC vs. FRAP assay | |
|---|---|---|---|
| Karungkuravai | R R2 P |
0.933 0.872 0.02 |
0.959 0.920 0.04 |
| Mappilai Samba | R R2 P |
0.982 0.964 0.017 |
0.993 0.987 0.006 |
R Pearson correlation coefficient, R 2 regression coefficients, P probability values, TPC total phenolic content, FRAP ferric reducing antioxidant power, DPPH 1, 1-diphenyl-2-picrylhydrazyl
