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Cefprozil Capsule on Ultisil PAH

PGOH ester Reference

No. Peak Rt min Peak Width(50%)min Type Resolution(EP) Asymmetry(EP) Plates(EP)
1 5.718 0.105 BMB n.a. 1.33 16312
Column Welch Ultisil PAH 4.6×250mm,5μm (P/N: 00210-31043)
Mobile Phase 0.05 mol/L ammonium dihydrogen phosphate solution - acetonitrile (95:5), adjust pH to 4.4 with phosphoric acid
Detector 225nm
Temperature 35℃
Flow Rate 1.0 ml/min
Injection Volume 20µl