Moreover values for the product h initial sorption that represents

Comparison of BI 2536 first- and second-order sorption rate constants, calculated and experimental qe values for sorption of Cr6+ with different initial concentrations onto dried red alga (DRA) and its activated carbon (CRA) concentrations.ParameterFirst-order kinetic modelSecond-order kinetic modelSorbent ConcentrationC0 of Cr concentrationqe (exp.)k1qe (calc.)R2k2qe (calc.)hR2DRA10 (g L−1)201.750.041.200.9920.0441.930.160.998503.680.031.310.9550.0493.820.720.997755.470.031.510.9820.0445.631.400.9991007.470.021.490.9520.0427.552.420.9991259.600.032.490.9420.0339.643.110.999CRA3 (g L−1)206.670.042.630.9660.0326.901.501.0005015.740.026.810.9650.00716.421.850.9927522.040.0311.820.9870.00919.343.540.99810028.860.0210.530.9680.00627.934.850.99412534.990.028.270.9460.00635.238.980.9984 one gene g L−1)205.000.052.300.9740.0435.211.161.0005012.500.026.160.9800.00813.021.360.9937518.060.039.500.9650.00618.942.100.99310023.850.0210.270.9740.00524.753.280.99412527.200.027.960.9540.00827.936.020.9985 (g L−1)204.000.071.280.9890.1404.072.311.0005010.000.035.100.9920.01310.591.440.9987514.750.047.950.9670.00915.632.180.99610019.570.037.890.9950.00820.373.190.99712522.970.026.000.9550.00923.535.250.997C0 (mg L–1), qe (mg g−1), k1 (min−1), k2 (g mg−1 min−1) and h (mg g−1 min−1).Full-size tableTable optionsView in workspaceDownload as CSV