The Scientific World Journal / 2014 / Article / Tab 2 / Research Article
Inhibitory Effect of Veterinary Antibiotics on Denitrification in Groundwater: A Microcosm Approach Table 2 Nitrate (NO3 -N) and nitrite (NO2 -N) concentrations over time in groundwater under denitrifying conditions in the absence (CK) or presence of sulfamethazine (SM-0.01, -0.1 and -1.0 mg/L) and chlortetracycline (CT-0.01, -0.1 and -1.0 mg/L).
Days NO3 -N (mg/L) NO2 -N (mg/L) CK SM-0.01 SM-0.1 SM-1.0 CT-0.01 CT-0.1 CT-1.0 CK SM-0.01 SM-0.1 SM-1.0 CT-0.01 CT-0.1 CT-1.0 0 51.78 ± 0.35 51.06 ± 0.85 51.21 ± 0.02 51.21 ± 0.55 50.83 ± 0.81 50.99 ± 0.66 51.10 ± 0.38 0.37 ± 0.11 0.27 ± 0.12 0.33 ± 0.07 0.16 ± 0.04 0.30 ± 0.08 0.33 ± 0.11 0.35 ± 0.08 1 29.90 ± 1.00 31.65 ± 0.65 31.73 ± 1.04 33.27 ± 0.58 31.71 ± 0.50 31.46 ± 0.16 32.61 ± 0.37 3.61 ± 0.50 3.22 ± 0.13 2.90 ± 0.11 2.42 ± 0.29 3.03 ± 0.42 3.27 ± 0.04 2.84 ± 0.22 2 16.29 ± 1.48 21.07 ± 1.86 20.57 ± 0.98 18.89 ± 0.74 20.67 ± 0.66 20.81 ± 0.31 21.61 ± 0.42 7.19 ± 1.26 6.08 ± 0.23 6.43 ± 0.75 5.20 ± 0.63 5.99 ± 0.75 6.25 ± 0.09 5.79 ± 0.42 3 13.33 ± 0.71 19.29 ± 1.85 18.77 ± 1.50 18.29 ± 0.78 18.04 ± 0.74 18.78 ± 0.62 19.26 ± 0.30 6.88 ± 1.54 5.93 ± 0.27 6.00 ± 1.10 4.47 ± 1.00 5.87 ± 0.76 6.17 ± 0.06 5.58 ± 0.51 4 13.12 ± 0.77 18.24 ± 0.58 18.63 ± 1.38 18.21 ± 0.69 17.62 ± 0.79 18.27 ± 1.06 19.03 ± 0.37 7.74 ± 0.64 5.79 ± 0.27 6.21 ± 0.64 4.78 ± 0.33 5.69 ± 0.77 6.04 ± 0.10 5.45 ± 0.52 5 7.62 ± 0.55 11.71 ± 0.4 11.72 ± 0.27 9.86 ± 0.21 11.20 ± 0.71 10.83 ± 0.79 11.49 ± 0.61 9.53 ± 0.47 7.08 ± 0.74 7.76 ± 0.83 5.64 ± 0.09 7.75 ± 0.63 8.36 ± 0.52 7.22 ± 0.68 6 2.97 ± 0.20 7.54 ± 0.42 3.68 ± 0.35 3.54 ± 0.26 5.95 ± 0.64 7.25 ± 1.22 8.62 ± 0.83 10.39 ± 0.87 8.50 ± 0.24 9.50 ± 1.01 5.57 ± 0.58 9.25 ± 0.61 8.58 ± 0.59 8.13 ± 0.34 7 3.01 ± 0.21 7.36 ± 0.56 3.29 ± 0.15 4.05 ± 0.38 6.08 ± 0.66 7.01 ± 0.49 8.16 ± 0.53 10.46 ± 0.90 7.91 ± 0.62 9.78 ± 0.58 2.19 ± 0.37 9.39 ± 0.45 9.22 ± 0.48 8.16 ± 0.43 8 2.93 ± 0.33 7.28 ± 0.48 3.25 ± 0.16 ND* 5.98 ± 0.63 6.99 ± 0.58 8.28 ± 0.39 10.37 ± 0.87 7.75 ± 0.59 9.53 ± 0.74 ND 9.32 ± 0.45 9.19 ± 0.48 8.20 ± 0.26 9 2.94 ± 0.33 7.14 ± 0.44 3.24 ± 0.16 ND 5.94 ± 0.62 6.57 ± 0.31 8.09 ± 0.53 10.35 ± 0.86 7.69 ± 0.48 9.56 ± 0.56 ND 9.38 ± 0.29 9.24 ± 0.62 8.11 ± 0.29 10 0.97 ± 0.21 4.05 ± 0.45 0.40 ± 0.07 ND 3.79 ± 0.50 3.82 ± 0.69 5.78 ± 0.59 8.80 ± 0.44 7.34 ± 0.53 8.93 ± 0.25 ND 9.17 ± 0.55 9.49 ± 0.53 8.43 ± 0.49 11 0.59 ± 0.11 4.32 ± 0.52 0.41 ± 0.06 ND 3.58 ± 0.61 3.63 ± 0.41 5.61 ± 0.57 8.71 ± 0.46 7.09 ± 0.59 8.58 ± 0.35 ND 9.09 ± 0.34 9.19 ± 0.39 8.28 ± 0.32 12 0.16 ± 0.04 2.87 ± 0.28 0.04 ± 0.01 ND 1.39 ± 0.24 1.27 ± 0.17 4.84 ± 0.56 6.80 ± 0.75 6.86 ± 0.88 5.78 ± 0.25 ND 8.41 ± 0.44 9.21 ± 0.75 8.07 ± 0.35 13 0.05 ± 0.01 3.07 ± 0.37 0.05 ± 0.01 ND 1.39 ± 0.30 1.45 ± 0.26 4.96 ± 0.68 6.36 ± 0.74 6.66 ± 0.71 4.94 ± 0.45 ND 8.49 ± 0.53 8.96 ± 0.35 8.41 ± 0.34 14 0.12 ± 0.02 3.06 ± 0.38 0.06 ± 0.01 ND 1.38 ± 0.27 1.12 ± 0.18 4.96 ± 0.63 5.79 ± 0.73 6.61 ± 0.73 2.57 ± 0.27 ND 8.52 ± 0.42 9.14 ± 0.78 8.17 ± 0.50 15 0.07 ± 0.02 3.07 ± 0.42 0.11 ± 0.02 ND 1.45 ± 0.20 0.96 ± 0.37 4.93 ± 0.55 5.80 ± 0.67 6.41 ± 0.65 2.16 ± 0.30 ND 8.33 ± 0.60 9.17 ± 0.73 7.37 ± 0.81 16 0.09 ± 0.02 3.07 ± 0.42 0.16 ± 0.02 ND 1.48 ± 0.19 1.51 ± 0.49 4.93 ± 0.59 5.79 ± 0.70 6.44 ± 0.71 2.11 ± 0.30 ND 8.37 ± 0.60 9.19 ± 0.80 8.32 ± 0.30 17 0.09 ± 0.01 3.02 ± 0.30 0.18 ± 0.06 ND 1.50 ± 0.21 1.55 ± 0.34 4.87 ± 0.68 5.84 ± 0.65 6.43 ± 0.70 2.10 ± 0.30 ND 8.28 ± 0.44 8.95 ± 0.64 7.90 ± 0.72 18 0.10 ± 0.02 3.10 ± 0.39 0.22 ± 0.05 ND 1.38 ± 0.23 1.20 ± 0.23 4.86 ± 0.68 5.79 ± 0.69 6.44 ± 0.75 2.76 ± 0.34 ND 8.13 ± 0.60 8.76 ± 0.53 8.06 ± 0.46 19 0.12 ± 0.02 3.03 ± 0.37 0.29 ± 0.06 ND 1.42 ± 0.09 1.34 ± 0.04 4.89 ± 0.62 5.76 ± 0.66 6.34 ± 0.76 1.99 ± 0.24 ND 8.05 ± 0.56 8.92 ± 0.89 8.30 ± 0.50
Not detected.