Adsorption of Selected Pharmaceutical Compounds onto Activated Carbon in Dilute Aqueous Solutions Exemplified by Acetaminophen, Diclofenac, and Sulfamethoxazole

Table 3

Parameters of Langmuir and Freundlich isotherms in single-component system onto GAC.

(a)  

	Langmuir isotherm
	(mmol/g)	(mmol/g)	(L/mmol)
Acetaminophen	2.99	3.82	26.28
Diclofenac	1.28	1.30	794.85
Sulfamethoxazole	1.76	1.80	167.17

(b)  

	Freundlich isotherm
		()
Acetaminophen	2.87	5.81
Diclofenac	13.00	1.59
Sulfamethoxazole	4.62	2.97