Table 2.

Equations and linear forms and results of kinetics model.

Kinetic model	Equation	Linear form	Parameter	COD	TOC	TSS	Color
Zero-order	$r_c=\frac{dC}{dt}=k_{\mathrm{0}}$	C − C 0 = −k 0 t	K 0	27.93	4.48	9.04	18.58
			R 2	0.93	0.88	0.94	0.76
First-order	$r_c=\frac{dC}{dt}=k_{\mathrm{1}}C$	$\ln \frac{C}{C_{\mathrm{0}}}=-k_{\mathrm{1}}t$	K 1	0.012	0.004	0.009	0.013
			R 2	0.98	0.92	0.99	0.91
Second-order	$r_c=\frac{dC}{dt}=k_{\mathrm{2}}{C}^{\mathrm{2}}$	$\frac{\mathrm{1}}{C}-\frac{\mathrm{1}}{C_{\mathrm{0}}}=k_{\mathrm{2}}t$	K 2	6 × 10−6	4 × 10−6	1 × 10−5	1 × 10−5
			R 2	0.97	0.91	0.95	0.94