Research Article
Electrochemical Oxidation Using BDD Anodes Combined with Biological Aerated Filter for Biotreated Coking Wastewater Treatment
Table 1
Main parameters of influent quality and effluent standard.
| Items | COD | BOD5 | Volatile phenol | Cyanide | -N | -N | Conductivity | pH | (mg L−1) | (mg L−1) | (mg L−1) | (mg L−1) | (mg L−1) | (mg L−1) | (S cm−1) |
| Influent | 190.2–255.8 | 10.28–15.23 | 0.56–0.78 | 2.52–3.80 | 5.2–7.6 | 21.12–29.38 | 1850–1920 | 7.2–7.9 | Effluent | ≤100 | ≤20 | ≤0.5 | ≤0.5 | ≤15 | — | — | 6–9 |
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