Table 2: Apparent rate constants and correlation coefficients of different kinetic models.
Parameter Diffusion through the liquid film Diffusion through the product layer Surface chemical reaction
x 1-3(1-x)2/3+2(1-x) 1-(1-x)1/3
kd (min-1) R2 kl (min-1) R2 kr (min-1) R2
T /0C
20 0.020 0.978 0.003 0.930 0.008 0.990
30 0.029 0.966 0.009 0.970 0.013 0.992
40 0.004 0.911 0.029 0.983 0.026 0.990
50 0.044 0.826 0.052 0.982 0.045 0.997
60 0.081 0.874 0.088 0.973 0.081 0.994
C /mol/L
0.25 0.037 0.976 0.012 0.922 0.018 0.997
0.50 0.039 0.938 0.023 0.974 0.022 0.993
0.75 0.041 0.911 0..029 0.983 0.026 0.990
1.00 0.041 0.893 0.032 0.987 0.028 0.990
1.25 0.049 0.896 0.042 0.982 0.035 0.995
P /μm
260 0.010 0.979 0.001 0.850 0.004 0.996
180 0.015 0.993 0.001 0.914 0.008 0.997
130 0.020 0.998 0.003 0.912 0.005 0.992
80 0.029 0.990 0.008 0.943 0.012 0.998
50 0.046 0.924 0.029 0.983 0.026 0.990