Nanoscale Zero-Valent Iron for Sulfide Removal from Digested Piggery Wastewater

<table>Effect of nitrate and phosphate on sulfide removal with n ZVI at pH 4.0. The nZVI dose was 2.5 g/L. The concentration of nitrate and phosphate was 200 mg/L, respectively.</table>

Journal of Nanomaterials

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Figure 4

Figure 4: Nanoscale Zero-Valent Iron for Sulfide Removal from Digested Piggery Wastewater 