Liquid Chromatography-Tandem Mass Spectrometry Detection of Human and Veterinary Drugs and Pesticides in Surface Water

Figure 2

Typical reconstructed MRM chromatograms for the analytes: 6 compounds acquired under negative mode. The peak numbers from 1 to 6 correspond to estriol, estrone, estradiol-d₂, estradiol, diethylstilbrstrol-d₈, and diethylstilbrstrol.