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Factors affecting the transesterification reaction for biodiesel production.
| Factors | Ranges | |
|---|---|---|
| Minimum | Maximum | |
| A: Reaction time (h) | 1 | 4 |
| B: Reaction temperature (℃) | 50 | 70 |
| C: Methanol-to-oil molar ratio (M/O) | 5 | 20 |
| D: Catalyst concentration (wt%) | 1 | 5 |
