Fig. 6

HPLC-Chromatogram of different mobile phase ratio of bacteriostatic agent. (a)phosphate buffer : methanol 99:1; (b)phosphate buffer : methanol 71:29
HPLC-Chromatogram of different mobile phase ratio of bacteriostatic agent. (a)phosphate buffer : methanol 99:1; (b)phosphate buffer : methanol 71:29