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Table 2 Mean concentrations of studied compounds extracted in wastewater (raw sewage, effluent) and biosolid samples from the Repentigny STP

From: Ozone oxidation of antidepressants in wastewater –Treatment evaluation and characterization of new by-products by LC-QToFMS

Compounds Wastewaters (n = 2) Biosolids (n = 2)
  Raw sewage (ng/L) Effluent (ng/L) Removal Eff. (%) Sludge (ng/g) Kd (L/kg) log Kd
CIT 207 ± 12 148 ± 16 29 172 ± 38 1.2 × 103 3.1
SER 13 ± 1 9.4 ± 0.1 28 43 ± 5 4.6 × 103 3.7
DSER 23 ± 1 19 ± 3 17 31 ± 6 1.6 × 103 3.2
AMI 223 ± 21 195 ± 11 13 58 ± 22 2.9 × 102 2.5
NTRI 21 ± 3 19 ± 4 6.8 9.0 ± 1.1 4.7 × 102 2.7
VEN 4061 ± 153 3144 ± 107 23 227 ± 49 7.2 × 101 1.9
DVEN 4185 ± 133 3448 ± 279 18 73 ± 2 2.1 × 101 1.3
CAR 747 ± 14 714 ± 13 4.4 26 ± 12 3.6 × 101 1.6
FLU 11 ± 1 9.5 ± 0.6 16 15 ± 1 1.6 × 103 3.2
NFLU 7.0 ± 0.4 6.5 ± 0.2 7.1 3.8 ± 0.6 5.8 × 102 2.8
PAR 15 ± 1 13 ± 4 9.0 5.6 ± 3.6 4.2 × 102 2.6
MIR 171 ± 20 109 ± 3 36 27 ± 6 2.5 × 102 2.4
DMIR 41 ± 1 25 ± 1 38 13 ± 1 5.4 × 102 2.7