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. 2017 Mar 8;7:44076. doi: 10.1038/srep44076

Table 3. Kinetic parameters of the obtained LbL-assembled composites for RhB and MB removal at 298 K (experimental data from Fig. 9).

RhB Pseudo-first-order model Pseudo-second-order model
qe (mg/g) R2 K1 (min−1) qe (mg/g) R2 K2 (g/mg · min)
D@GO-COOH@(PEI/PAA)2 5.4833 0.9771 3.02 × 10−2 6.1120 0.9968 7.38 × 10−3
D@GO-COOH@(PEI/PAA)8 20.8350 0.9577 4.98 × 10−2 23.3263 0.9980 2.96 × 10−3
MB
D@GO-COOH@(PEI/PAA)2 38.4633 0.9844 9.54 × 10−2 40.0320 0.9952 3.99 × 10−3
D@GO-COOH@(PEI/PAA)8 41.3414 0.9981 2.41 × 10−1 43.8596 0.9997 1.20 × 10−2