Research Article

Efficient Absorption of Antibiotic from Aqueous Solutions over MnO2@SA/Mn Beads and Their In Situ Regeneration by Heterogeneous Fenton-Like Reaction

Figure 2

(a) Photograph of MnO2@SA/Mn hydrogels in equilibrium gel state (left) and dried state (right); (b, c) SEM photographs of MnO2@SA/Mn and surface of MnO2@SA/Mn; and (d) cross section of MnO2@SA/Mn.
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