Isotherm Comparison and Assignment

FIGURE 4.29 Fitting of different isotherms to simulated data, generated with the Tdth isotherm with random deviations added. 

FIGURE 4.30 Fitting of different isotherms to data for glyphosate sorption on humic acids extracted from Italian soils (a) from a volcanic soil near lake Vico (near Rome) and (b) a peat soil near Lucca. In 0.01 M CaCl2, pH = 3. (Adapted with permission from Piccolo, A. et al., 1996, Journal of Agricultural and Food Chemistry, 44, no. 8, 2442-2446. Copyright 1996 American Chemical Society.) 

Parameter Results for Fitting of Glyphosate Sorption to Humic Acids 

Aharonson, N., and U. Kafkafi. 1975. Adsorption of benzimidazole fungicides on montmoril-lonite and kaolinite clay surfaces. Journal of Agricultural and Food Chemistry 23, no. 3 434 37. doi 10.1021/jf60199a069. 

Aranovich, G. L., and M. D. Donohue. 1996. Universal singularities of multilayer adsorption isotherms and determination of surface area of adsorbents. Journal of Colloid and Interface Science 181, no. 1 313-318. doi 10.1006/jcis.1996.0383. 

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