Brilliant Green Dye Biosorption Using Activated Carbon Derived from Guava Tree Wood

Table 1

Isotherm models and their linearized expression with their parameters for adsorption of the BG dye on AC.

	Adsorption isotherm	Parameters	R ^2
1	Langmuir	q m = 90	0.959
		K m = 0.14
2	Freundlich	K f = 0.427	0.975
		n = 1.326
3	Temkin	q m = 5.18	0.863
		K t = 1.48
4	Dubinin–Radushkevich	q m = 2.31	0.732
		D = 0.53