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

Table 5

Adsorption isotherm constants of Langmuir model for methyl violet dye (pH = 8.5 and contact time = 40 min).

CNTs dosage (mg/L)	𝑞m; mg/g	𝐾𝐿; L/mg	𝑅^2
50	526.31	0.0871	0.9390
150	188.68	0.203	0.8505
250	128.2	7.09	0.8501