Research Article
Removal of Solids from Palm Oil Mill Effluent and Paint Wastewater Using Electrocoagulation Technique
Table 2
Characterization result of PW before electrocoagulation and after electrocoagulation at optimum conditions of 3 Amps, 60min, pH of 2, and 60°C.
| Parameter | Before electrocoagulation | After electrocoagulation |
| pH | 10.1 | 7.4 | Total solids (mg/l) | 40,058 | 11 | TSS (m) | 3,821 | 3.9 | TDS (mg/l) | 36,179 | 6.1 | Turbidity (NTU) | 788 | 49 | BOD (mg/l) | 1,866 | 3.7 | COD (mg/l) | 3,137 | 242 | Odour | Positive | Positive | Conductivity (μs/cm) | 1,769 | 1,003 | Chloride (mg/l) | 386 | 242.4 | Sulphate (mg/l) | 760 | 248 | Lead (mg/l) | 0.039 | 0.012 |
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