Pressure
(bar)
Turbidity
(NTU)
COD
(mg.L-1)
Conductuvity
(mS.cm-1)
pH
MF+UF Commercial Membrane 1 0.80 1120 43.40 5.64
2 1.05 1270 41.30 5.36
3 1.76 1435 43.80 5.44
MF+UF Clay  Membrane 1 0.64 867 43.50 5.86
2 0.95 1027 44.60 5.27
3 1.46 1143 45.20 5.43
Table 4: Turbidity, COD, conductuvity and pH of permeat obtained by microfiltration associated with ultrafiltration.