Fig. 9

Dye removal efficiency of (MB) of modified AFW using different concentrations of sodium hydroxide. Condition of removal bath: MB182 (20 mg/L, (o.w.f), L: R 1:100, 1 h., 30⁰C.

Dye removal efficiency of (MB) of modified AFW using different concentrations of sodium hydroxide. Condition of removal bath: MB182 (20 mg/L, (o.w.f), L: R 1:100, 1 h., 30⁰C.