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  Indian J Med Microbiol
 

Figure 2: Effect of solution pH on nitrate removal (NO3 - concentration: 70 mg/L, current density: 2 A/cm2, contact time: 60 min, and electrolyte dose: 2 g/L)

Figure 2: Effect of solution pH on nitrate removal (NO3 - concentration: 70 mg/L, current density: 2 A/cm<sup>2</sup>, contact time: 60 min, and electrolyte dose: 2 g/L)