Table 5.
Recoveries of onopordin (4) and eupafolin (7) in the aerial part of P. nodiflora (2010-06-PNM) (n = 3).
| Analytes | Original (mg/g) | Spiked (mg/g) | Found (mg/g) | Recovery (%) | R.S.D (%) |
|---|---|---|---|---|---|
| 4 | 0.545 | 0.200 | 0.732 | 93.50 | 2.40 |
| 7 | 0.381 | 0.150 | 0.527 | 97.33 | 0.91 |
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