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Contents of coumarin in different intervention liquids (n = 3)
| Sample | Concentration of intervention liquid (ng/ml) |
|---|---|
| Ethanol extract (EE) |
4.891 |
| Petroleum ether fraction (PF) |
1.4110 |
| EtOAc fraction (EF) |
3.1902 |
| BuOH fraction (BF) |
0.1096 |
| Aqueous fraction (AF) |
0 |
| Coumarin |
