Table 1 Two-step accelerated solvent extraction (ASE) method for the extraction of resin and rubber in Parthenium argentatum
| Preheat | 0 min | Pressure | 1500 psi |
|---|---|---|---|
| Step 1: acetone extraction | |||
| Heat | 5 min | Temp | 100 °C |
| Static | 10 min | Acetone | 100% |
| Flush% | 100% | Cyclohexane | 0 |
| Purge | 60 s | Cycles | 3 |
| Step 2: cyclohexane extraction | |||
| Heat | 7 min | Temp | 140 °C |
| Static | 20 min | Acetone | 0 |
| Flush% | 100% | Cyclohexane | 100% |
| Purge | 60 s | Cycles | 3 |