Magnetite-Functionalized Horse Dung Humic Acid (HDHA) for the Uptake of Toxic Lead(II) from Artificial Wastewater

<div>(a) Characteristic UV-Vis spectra of purified peat soil HA (PSHA), purified horse dung HA (HDHA), crude peat soil HA (CPSHA), and crude horse dung HA (CHDHA). (b) Characteristic functional groups of PSHA, HDHA, magnetite, and MHDHA.</div>

Adsorption Science & Technology

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Figure 1

Figure 1: Magnetite-Functionalized Horse Dung Humic Acid (HDHA) for the Uptake of Toxic Lead(II) from Artificial Wastewater 