Table 1. Comparison of Kinetic Model Values for FY AB and RBV-5R Dyes.

pseudo-first-order		pseudo-second-order
FY-AB	RBV-5R	FY-AB	RBV-5R
qe = 4.478 mg g–1 (experimental)	qe = 5.1047 mg g–1 (experimental)	qe = 4.694 mg g–1	qe = 5.260 mg g–1
qe = 0.001435 mg g–1 (calculated)	qe = −0.059 mg g–1 (calculated)	K2 = 25.206 min–1	K2 = 71.253 min–1
K1 = 0.0428 min–1	K1 = 0.001169 min–1	R2 = 0.9973	R2 = 0.9997
R2 = 0.9465	R2 = 0.9853