Journal of Environmental and Public Health

Research Article

Ethylbenzene Removal by Carbon Nanotubes from Aqueous Solution

Table 3

Summary of selected diagnostics for ethylbenzene adsorbed by CNTs.


Adsorbents	Selected diagnostics	Isotherms
Adsorbents	Selected diagnostics	GLF	Toth	Linear	Langmuir	F-P	L-P	Freundlich	P-P	BET	Polanyi

SWCNTs	AICc	34.4	41.5	41.5	41.5	41.5	41.5	44.7	45.5	24.5	72.8
		0.988	0.962	0.962	0.962	0.962	0.962	0.962	0.962	0.992	0.000
		0.934	0.892	0.892	0.892	0.892	0.892	0.892	0.888	0.966	0.947
		30	1 × 10⁻⁹	3 × 10⁻⁹	2 × 10⁻¹⁰	3 × 10⁻¹⁰	4 × 10⁻¹⁰	7.3	5 × 10⁻¹	2 × 10⁻²	9 × 10⁵
	Linearity assessment	Non-linear	Linear	Linear	Linear	Linear	Linear	Non- linear	Non-linear	Linear	Non-linear

HCNTs	AICc	25.9	26.3	26.3	26.3	26.3	29.5	29.5	31.3	40.7	72.8
		0.994	0.992	0.992	0.992	0.992	0.992	0.992	0.992	0.960	0.000
		0.946	0.942	0.942	0.942	0.942	0.942	0.942	0.952	0.945	0.957
		83	6 × 10⁻¹⁰	1 × 10⁻⁹	8 × 10⁻¹⁰	6 × 10⁻¹⁰	3 × 10²	20	5 × 10⁻¹	10	2 × 10⁶
	Linearity assessment	Non-linear	Linear	Linear	Linear	Linear	Non-linear	Non- linear	Non-linear	Linear	Non-linear

MWCNTs	AICc	30.7	34.8	34.8	34.8	34.8	34.8	38.6	39.3	37.6	68.1
		0.989	0.980	0.980	0.980	0.980	0.980	0.979	0.980	0.965	—
		0.931	0.914	0.914	0.914	0.914	0.914	0.914	0.918	0.956	0.944
		39	1 × 10⁻⁹	2 × 10⁻⁹	2 × 10⁻⁹	2 × 10⁻⁹	2 × 10⁻⁹	11	5 × 10⁻¹	11	3 × 10⁻⁹
	Linearity assessment	Linear	Linear	Linear	Linear	Linear	Linear	Non- linear	Non-linear	Linear	Linear

AICc: Multimodel ranking, : Correlation between measured and simulated observation, : Correlation between residual and normality, : Linssen measure of nonlinearity.