Validated UPLC method for the determination of guaiphenesin, oxeladin citrate, diphenhydramine, and sodium benzoate in their quaternary mixture used in treatment of cough, in the presence of guaiphenesin-related substance (guaiacol)

Citation:
Merey, H. A., N. K. Ramadan, S. S. Diab, and A. A. Moustafa, "Validated UPLC method for the determination of guaiphenesin, oxeladin citrate, diphenhydramine, and sodium benzoate in their quaternary mixture used in treatment of cough, in the presence of guaiphenesin-related substance (guaiacol)", Chemical Papers, 2018.
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