Application of Recycled Zero-Valent Iron Nanoparticle to the Treatment of Wastewater Containing Nitrobenzene

Figure 1

HR-FETEM images of iron oxide and S-ZVIs. (a) Iron oxide, (b) as-prepared S-ZVI, (c) S-ZVI after the reaction for 30 min, and (d) S-ZVI after the reaction for 60 min.

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