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Identified compounds in N. lappaceum ethyl acetate and acetone sequential fractions using HPLC–UV.
| Sample extract | RT (min) | Identified compounds | Peak area |
|---|---|---|---|
| EA (S) | 12.9 | Malic acid | 40.441 |
| 4.8 | Vitamin C | 1717.201 | |
| 6.2 | Chlorogenic acid | 190.156 | |
| AC (S) | 2.9 | Malic acid | 4.938 |
| 4.8 | Vitamin C | 1226.316 | |
| 6.2 | Chlorogenic acid | 134.587 | |
| 8.8 | Epigallocatechin gallate | 205.717 | |
| 10.7 | Quercetin | 85.112 | |
| 20.7 | Catechin hydrate | 44.169 |
