Isotherms showing sorption of NH4+ to 3 different biochars a…
Isotherms showing sorption of NH4+ to 3 different biochars at constant pH were fit with the Langmuir and Freundlich models. The fitted model parameters are shown below. Freundlich Langmuir biochar Pyrolysis temperature KF n r2 Smax KL r2 CS4s 400°C 0.418 0.280 0.955 0.954 0.554 0.959 CS5s 500°C 0.110 0.610 0.966 1.048 0.079 0.975 CS6s 600°C 0.077 0.534 0.949 0.556 0.096 0.929 Using the data, match the biochar with its properties.