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研究定量测定复方青霉素胶囊剂中氨苄青霉素和邻氯青霉素含量的反相高效液相色谱方法。利用 48%甲醇的磷酸盐缓冲液为流动相。方法精确 ,适用于质量控制。采用此法还测定了复方青霉素胶囊剂的溶出度。
To study the quantitative determination of ampicillin and ampicillin in compound penicillin capsules by RP-HPLC. The use of 48% methanol in phosphate buffer as the mobile phase. The method is accurate and suitable for quality control. This method was also used to determine the dissolution of compound penicillin capsules.