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Chromatography Research International
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Chromatography Research International
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2013
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Article
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Fig 1
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Research Article
Development and Validation of a Stability-Indicating RP-HPLC Method for the Simultaneous Estimation of Guaifenesin and Dextromethorphan Impurities in Pharmaceutical Formulations
Figure 1
Spectra of GN, DN, and their impurities.
(a)
(b)
(c)