Evaluation of liquid chromatography meth
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Yongxin Zhu; E. Roets; Zhigang Ni; M.L. Moreno; E. Porqueras; J. Hoogmartens
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Article
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1996
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Elsevier Science
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English
β 436 KB
Two laboratories collaborated to examine the selectivity of four isocratic liquid chromatography (LC) methods for the separation of ampicillin and its related substances. The United States Pharmacopeia (USP) assay method gave the best selectivity. Similar selectivity was obtained on C18 columns as w