Modified Multiwalled Carbon Nanotubes for Treatment of Some Organic Dyes in Wastewater

Figure 11

(a) Effect of basic orange dye initial concentration on adsorbed % (contact time = 30 min, pH = 8.5). (b) Effect of methyl violet dye initial concentration on adsorbed % (contact time = 40 min, pH = 8.5).

(a)

(b)