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Raw wastewater characteristics.
| Parameter | Result |
|---|---|
| BOD5 (mg O2 L−1) | 1957 |
| COD (mg O2 L−1) | 3660 |
| Total phenolic content (mg L−1) | 9.24 |
| Total alkalinity (mg CaCO3 L−1) | 1596 |
| Chlorides (mg Cl− L−1) | 716 |
| Sulfates mg SO42− L−1 | <10 |
| pH | 8.41 |
| Electrical conductivity (mS cm−1) | 10.48 |
| Color (PCU) | 4910 |
| Turbidity (NTU) | 195 |
