Dye Kinetics equation k/min R2 T1/2/min MB Y=–0.68656–0.02799x 0.02799 0.9915 24.76 NR Y=0.75606–0.02526x 0.02526 0.9998 27.44 MG Y=–0.35401–0.01289x 0.01289 0.9942 53.77 AR Y=–0.3396–0.01321x 0.01321 0.9959 52.47 RB Y=0.00346–0.03342x 0.03342 0.9916 20.74

Table 1: Kinetics parameters of the degradation of various dyes.