Municipal Leachate Treatment by Fenton Process: Effect of Some Variable and Kinetics

Table 2

Equations and linear forms and results of kinetics model.

Kinetic model	Equation	Linear form	Parameter	COD	TOC	TSS	Color
Zero-order	𝑟𝑐=𝑑𝐶𝑑𝑡=𝑘0	𝐶−𝐶0=−𝑘0𝑡	𝐾0	27.93	4.48	9.04	18.58
			𝑅^2	0.93	0.88	0.94	0.76
First-order	𝑟𝑐=𝑑𝐶𝑑𝑡=𝑘1𝐶	𝐶ln𝐶0=−𝑘1𝑡	𝐾1	0.012	0.004	0.009	0.013
			𝑅^2	0.98	0.92	0.99	0.91
Second-order	𝑟𝑐=𝑑𝐶𝑑𝑡=𝑘2𝐶^2	1𝐶−1𝐶0=𝑘2𝑡	𝐾2	6×10^−6	4×10^−6	1×10^−5	1×10^−5
			𝑅^2	0.97	0.91	0.95	0.94