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Table 6 HPLC-PDA quantification of polyphenolic compounds in plant extracts

From: Development of aqueous-based multi-herbal combination using principal component analysis and its functional significance in HepG2 cells

Retention time Compound PGa PRb SCc TCordd TCorne
Concentration (μg/mg)
2.512 Gallic acid 5.66 11.61 19.14 1.46 1.92
3.912 Catechin 2.46 10.65 0.23 0.53 5.04
4.630 Chlorogenic acid 3.69 1.39 0.08 0.44 0.05
6.165 Epicatechin 3.62 8.74 18.21 0.09 N.D.
6.889 Caffeic acid 0.15 N.D. N.D. 0.02 N.D.
9.761 Umbelliferone 0.66 0.44 0.95 N.D. 4.78
10.360 Coumaric acid N.D. N.D. 0.62 N.D. 0.25
14.915 Rutin N.D. N.D. 3.60 N.D. 2.30
15.617 Ellagic acid 14.36 6.37 19.22 0.51 8.15
16.486 Quercetin 4.99 1.99 N.D. 0.53 8.34
17.224 Kaempferol 44.16 22.78 N.D. 1.01 1.93
Total Polyphenols 79.75 63.97 62.05 4.59 32.76
  1. N.D. - Not detected; aPunica granatum; bPutranjiva roxburghii; cSwertia chirata; dTinospora cordifoliaeTrigonella corniculata