Table 1.
Factors studied and their levels.
| Factors | Levels | ||
|---|---|---|---|
| A: Extraction pressure (MPa) | B: Extraction temperature (℃) | C: Extraction time (min) | |
| − 1 | − 1 | 17 | 50 |
| 0 | 0 | 24 | 60 |
| 1 | 1 | 31 | 70 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.