Figure 1. Effect of H2O2 concentration and contact time (0, 30, 60, 90 and 120) on the 11 E. coli strains used in study B, the E. coli strains were pooled in order to observe only the effect of H2O2 concentration and contact times on the E. coli strains. Error bars represent error at a 95% confidence interval

From

Impact of Hydrogen Peroxide Treatment on Environmental Escherichia coli Strains

Giddey K.F., Kidd M., Britz T.J., Sigge G.O., Lamprecht C.

Journal of Applied & Environmental Microbiology. 2015, 3(2), 49-57 doi:10.12691/jaem-3-2-4