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Table 2 Langmuir adsorption isotherm parameters of SGCS and UGCS

From: A novel film–pore–surface diffusion model to explain the enhanced enzyme adsorption of corn stover pretreated by ultrafine grinding

Parameters SGCS UGCS
Maximum solid-phase bound capacity (q m, mg protein/g substrate) 2.83 5.61
Affinity constant (K a, mL/mg protein) 6.22 11.5
Bonding strength (S, mL/g substrate) 17.60 64.52
R 2 0.94 0.99
RMSE (mg protein/g substrate) 0.12 0.11