Research Article
Prediction of Total Phenolic Content in Extracts of Prunella Species from HPLC Profiles by Multivariate Calibration
Table 1
Total phenol contents of Prunella L. species using different solvents.
| Extraction solvent | Prunella vulgaris L. (mg GAE g−1 dried plant) | Prunella laciniata (L.) L. (mg GAE g−1 dried plant) | Prunella orientalis Bornm. (mg GAE g−1 dried plant) | Prunella grandiflora L. (mg GAE g−1 dried plant) |
| Water | | | | | Methanol | | | | | Butanol | | | | | Acetonitrile | | | | | Ethyl acetate | | | | | Hexane | | | | | Acidic water | | | | | Acidic methanol | | | | | Acidic butanol | | | | | Acidic acetonitrile | | | | | Acidic ethyl acetate | | | | | Acidic hexane | | | | |
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Mean of two determinations ± SD (standard deviation).
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