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. 2015 May 21;5:10388. doi: 10.1038/srep10388

Figure 2.

Figure 2

Inactivation of E. coli in different disinfection processes: (1) Control; (2) 1 μg ml−1 rGO; (3) BDD, 15 mA cm−2; (4) BDD with 1μg ml−1 rGO, 15 mA cm−2. Initial E. coli concentration: 107 CFU/ml, Na2SO4: 0.05 M.