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Optimum conditions found by design expert and verification for turbidity removal
| Condition | Turbidity (NTU) | pH | Oak extract (mg/L) | PACl (mg/L) | Predicted Removal Efficiency (%) | Experimental Removal Efficiency (%) |
|---|---|---|---|---|---|---|
| Oak Extract | 196 | 6 | 62 | – | 63.5 | 62.3 |
| PACl | 208 | 8 | – | 52 | 66.5 | 62.6 |
| Oak extract+ PACl | 218 | 6.2 | 63.5 | 32.6 | 85 | 86.1 |
