article 8 ferric hydroxide Adsorption 4 Iron Compounds 4 Organic acids 4 goethite 4 infrared spectroscopy 4 pH 4 Adsorption isotherms 2 Aminomethylphosphonic acid (AMPA) 2 Atomic parameters 2 Biodegradation 2 Complexation 2 Fourier transformation 2 Glycine 2 Glyphosate 2 Herbicides 2 Humic Substances 2 Hydrogen-Ion Concentration 2 Infrared spectroscopy 2 Iron 2 Jacobsite 2 Lead 2 Metal pollution 2 Mineralization 2 Mn-substituted goethite 2 Molecules 2 Multisubstrate adsorption 2 Oxide-humate-metal complex 2 Phosphonates 2