Rapid and Simple Determination of Sarafloxacin and Difloxacin in Beef by Capillary Electrophoresis Coupled with Solid-Phase Extraction

Figure 3

Effect of different buffer concentration on the separation. Chromatogram identification: (a) 10 mmol/L; (b) 20 mmol/L; (c) 30 mmol/L; (d) 35 mmol/L; (e) 40 mmol/L. Separation conditions and peak identification were as in Figure 2.

(a)

(b)

(c)

(d)

(e)