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Applications of paired ion high-pressure liquid chromatography: Quantitative determination of potassium guaiacolsulfonate and other ingredients in cough syrups

✍ Scribed by V. Das Gupta

Publisher: John Wiley and Sons
Year: 1979
Tongue: English
Weight: 352 KB
Volume: 68
Category: Article
ISSN: 0022-3549
DOI: 10.1002/jps.2600680142

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## Abstract An ion‐pair high performance liquid chromatographic method was developed for the simultaneous determination of __p__‐aminosalicylic acid (PAS) and its degradation product __m__‐aminophenol (MAP) in a newly developed multiparticular drug delivery system. Owing to the concencentration dif