Fig. 3From: Chemical assessment of mycotoxin contaminants and veterinary residues in Costa Rican animal feeda Total Ion Chromatogram (TIC, blue line) and the 319.1 at Selected Ion Monitoring (SIM) mode for zearalenone. b Mass spectra for zearalenone using positive electrospray ionization (ESI+). c a Total Ion Chromatogram (TIC, blue line) and the 339.9 at Selected Ion Monitoring (SIM) mode for florfenicol. d Mass spectra for florfenicol using positive electrospray ionization (ESI+)Back to article page