Research Article

Determination of Six Macrolide Antibiotics in Chicken Sample by Liquid Chromatography-Tandem Mass Spectrometry Based on Solid Phase Extraction

Figure 2

Chemical structures of the studied macrolide antibiotics. (a) Tylosin. (b) Tilmicosin. (c) Azithromycin. (d) Clarithromycin. (e) Roxithromycin. (f) Kitasamycin.