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Separate and simultaneous optimal conditions for the extraction of total phenolic compounds and total anthocyanins.
| Factor | Total Phenolic Compounds | Total Anthocyanins | Multi-Response |
|---|---|---|---|
| %MeOH | 53 | 57 | 50 |
| Temperature (°C) | 60 | 60 | 53 |
| Amplitude (%) | 30.1 | 89.9 | 30 |
| Cycle (s) | 0.43 | 0.64 | 0.4 |
| pH | 2.6 | 2 | 2 |
| Ratio (g mL−1) | 0.2:11 | 0.2:14.9 | 0.2:14 |
| Result (mg g−1) ± SD (n = 3) | 7.30 ± 0.015 | 2.49 ± 0.053 | 7.23 ± 0.034 (TPC); 2.280 ± 0.081 (TA) |
