Removal of Solids from Palm Oil Mill Effluent and Paint Wastewater Using Electrocoagulation Technique

Table 1

Characterization result of POME before electrocoagulation and after electrocoagulation at optimum conditions of 3 Amps, 60min, pH of 10, and 30°C.

Parameter	Before electrocoagulation	After electrocoagulation
Ph	5.9	4.7
Total solids (mg/l)	37,520	18
TSS (m)	11,024	8
TDS (mg/l)	25,426	11
Turbidity (NTU)	1,716	103
BOD (mg/l)	36,667	26
COD (mg/l)	44,300	264
Odour	Positive	Positive
Conductivity (μs/cm)	1,587	1024
Chloride (mg/l)	618	243.3
Sulphate (mg/l)	934	523
Lead (mg/l)	0.025	0.001