Research Article
Multiresidue Method for Quantification of Sulfonamides and Trimethoprim in Tilapia Fillet by Liquid Chromatography Coupled to Quadrupole Time-of-Flight Mass Spectrometry Using QuEChERS for Sample Preparation
Figure 3
Extracted chromatograms of spiked samples with sulfonamides and trimethoprim at concentration of 50.0 ng·g−1.