Web11 Apr 2024 · As usually found for As removal with Fe-based adsorbents , the relationship between [As(V)] e and q e fits rather well in the Langmuir model (Equation (5), R 2 = 0.98), where the maximum adsorption capacity q max (0.37 ± 0.01 mg As g −1), and the equilibrium constant K (4.7 ± 0.7 mg −1 L) are in the same order of the values reported for … Web27 Sep 2024 · The sulfate adsorption properties of the beads were studied at pH 5 and variable sulfate levels (50-1000 ppm), where beads with low cross-linking showed moderate sulfate uptake (35 mg/g), while cross-linked beads imbibed with Ca 2+ had greater sulfate adsorption (140 mg/g).
Phosphate and sulfate adsorption on goethite: Single …
WebThe constructed adsorption enrichment and oxidative degradation pathways are highly efficient in utilizing reactive oxygen species (ROS), and the dual tracks of free and non-free radicals achieve the rapid degradation of 2,4-D. P-doped activated carbon acts as an electron shuttle to accelerate electron transfer between active sites and enhances the … Web11 Mar 2016 · While sulfate adsorption onto metal surfaces, such as Au, Pt, Ag, Cu, has been studied extensively, 1–3 measurement of sulfate adsorption onto dielectric surfaces has received only scant attention. In this study, sulfate adsorption onto and desorption from SiO 2 surfaces was measured using a quartz crystal microbalance technique with dissipation … phobert2phobert
New Results on the Adsorption of Sulfate Species at Polycrystalline …
WebThe initial adsorption of phosphate onto the sulfate-coated adsorbents was fast, indicating that the sulfate-coated materials developed in this study can be used as promising adsorbents for the removal of phosphate from wastewater or sewage. AB - Three novel composite adsorbents, sulfate-coated zeolite (SCZ), hydrotalcite (SCH), and activated ... Web1 Jan 2024 · Based on equilibrium studies, sulfate adsorption processes were done mainly homogeneously for most of the adsorbents; however, there are some exceptions of the heterogeneous adsorption process of sulfate, which is done mostly for adsorbents that … WebFurthermore, the adsorption kinetics, isothermal adsorption, and adsorption mechanism of LDH with the best sulfate adsorption capacity were studied by adsorption experimental results, XRD and FT-IR. The effects of pH, Cl −, and CO 3 2 − on the adsorption of SO 4 2 − were also explored. 2 Experiment 2.1 Synthesis process of LDH tswalu flight times