Phytoremediation Study and Effect of pH on Biomass Productivity of Eichhornia crassipes - Management of Natural Resources in a Changing Environment - page 189

Table 1 Initial day physico-chemical properties of Hindon river wastewater

C-1 (pH = 7.6) T-1 (pH = 5) T-2 (pH = 6) T-3 (pH = 7) T-4 (pH = 8) T-5 (pH = 9)

Parameters Mean ± SD Mean ± SD Mean ± SD Mean ± SD Mean ± SD Mean ± SD

DO (mg/l) 2.50 ± 0.02 2.50 ± 0.02 2.50 ± 0.02 2.50 ± 0.02 2.50 ± 0.02 2.50 ± 0.02

BOD (mg/l) 48.20 ± 0.22 48.20 ± 0.22 48.20 ± 0.22 48.20 ± 0.22 48.20 ± 0.22 48.20 ± 0.22

COD (mg/l) 184.00 ± 0.20 184.00 ± 0.20 184.00 ± 0.20 184.00 ± 0.20 184.00 ± 0.20 184.00 ± 0.20

Sulphate (mg/l) 27.50 ± 0.02 27.50 ± 0.02 27.50 ± 0.02 27.50 ± 0.02 27.50 ± 0.02 27.50 ± 0.02

Phosphate (mg/l) 0.198 ± 0.03 0.198 ± 0.03 0.198 ± 0.03 0.198 ± 0.03 0.198 ± 0.03 0.198 ± 0.03

Total-nitrogen (mg/l) 292.06 ± 0.72 292.06 ± 0.72 292.06 ± 0.72 292.06 ± 0.72 292.06 ± 0.72 292.06 ± 0.72