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Table 4 Concentrations of the selected estrogens in the water samples analysed in ng L−1

From: Analysis of steroid hormones and their conjugated forms in water and urine by on-line solid-phase extraction coupled to liquid chromatography tandem mass spectrometry

Estrogens Drinking water (UdeM) Repentigny St Lawrence river (Delson) St Lawrence river (repentigny) Prairie river Thousand island river
Wastewater Effluent
E3-3S <7.1 <41 <6.3 <6.3 <6.3 <6.3 <6.3
E2-17G <14 <42 <21 <21 <21 <21 <21
E2-17S <4.7 <28 <3.3 <3.3 <3.3 <3.3 <3.3
E1-3S <4.6 <76 <27 <27 <27 <27 <27
E2-3S <3.4 <13 <5.3 <5.3 <5.3 <5.3 <5.3
E3 <3.6 <52 <10 <10 <10 <10 <10
E2 <6.1 <14 <9.5 <9.5 <9.5 <9.5 <9.5
E1 <13 <26 <9.7 <9.7 <9.7 <9.7 <9.7
EE2 <7.2 <62 <25 <25 <25 <25 <25
  1. Samples were collected and analyzed in July 2014