Fig. 2

Specificity study for ceftriaxone sodium and ceftriaxone (E)-isomer 0.1 mg/mL (λmax = 281 nm). Mobile phase: acetone: triethyl amine: water: chloroform: ethyl acetate: (16:5:3.5:2:0.3) v/v/v/v/v. Stationary phase HPTLC (20 × 10) cm.

Specificity study for ceftriaxone sodium and ceftriaxone (E)-isomer 0.1 mg/mL (λmax = 281 nm). Mobile phase: acetone: triethyl amine: water: chloroform: ethyl acetate: (16:5:3.5:2:0.3) v/v/v/v/v. Stationary phase HPTLC (20 × 10) cm.