ABSTRACT A newly proposed HPLC method for simultaneous content determination of ampicillin and cloxacillin in a pharmaceutical formulation for injection was developed.

• 摘要：用阳离子交换柱的HPLC法同时测定注射用氨苄西林钠/氯唑西林钠中氨苄西林和氯唑西林的含量。