Research Article
Optimization of Extraction and Enrichment of Steroidal Alkaloids from Bulbs of Cultivated Fritillaria cirrhosa
Table 1
Factors and levels of orthogonal experimental design.
| Levels | Ethanol concentration (, v/v%) | Solid-liquid ratio (, mL/g) | Extraction time (, min) | Temperature (, °C) |
| 1 | 80 | 5 : 1 | 60 | 70 | 2 | 90 | 10 : 1 | 90 | 80 | 3 | 100 | 15 : 1 | 120 | 90 |
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