Antibiotics (2)

Antibiotics were analyzed using RSpak DE-413 (a column for reversed phase chromatography).


Sample :
1. Amoxicillin
2. Ampicillin

Column       : Shodex RSpak DE-413 (4.6mmID*150mm)
Eluent       : 25mM Sodium phosphate buffer(pH4.5)/CH3CN=50/50
Flow rate    : 0.6mL/min
Detector     : UV(254nm)
Column temp. : 40deg-C