Fig. 1. Tolerance of Cr(VI)-resistant bacteria cultured on Luria–Bertani agar supplemented with Cr(VI) at different pH values. Error bars represent standard deviation (n - 1). CFU, colony-forming units.
Fig. 1. Tolerance of Cr(VI)-resistant bacteria cultured on Luria–Bertani agar supplemented with Cr(VI) at different pH values. Error bars represent standard deviation (n - 1). CFU, colony-forming units.