Fig. 2From: Nitrate consumption by the oxidation of sulfides during an enhanced natural attenuation project at a contaminated site in Berlin, GermanyTotal concentrations of aromatic compounds (BTEX and TMB) (A), nitrate concentration (B), sulfate concentration (C), and nitrite concentration (D) in the biologically active and abiotic column during the conditioning phase and the main experimental phase (phases separated by dotted lines)Back to article page