| Samples | Treatments | Yields (%) | Color |
|---|---|---|---|
| SF | Distillation time (min) | ||
| SF1 | 0–60 | 0.83 | Clear |
| SF2 | 60–120 | 0.25 | Yellowish |
| SF3 | 120–180 | 0.07 | Greenish |
| SB | Temperature range (°C) | ||
| SB1 | 60–67 | - | - |
| SB2 | 67–78 | - | - |
| SB3 | 78–82 | - | - |
| SB4 | 82–160 | - | - |
| SB5 | 160–170 | 0.11 | Yellowish |
| SB6 | 170–210 | 0.53 | Clear |
| SB7 | 210–220 | 0.08 | Orange |
| SB8 | 220–300 | - | Dark orange (residue) |