Colorimetric determinations of chlorphen
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V. Das Gupta; Ana J. L. de Lara
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Article
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1975
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John Wiley and Sons
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English
β 237 KB
Colorimetric methods for the quantitative determinations of chlorpheniramine maleate, ephedrine hydrochloride, and guaiacolsulfonate potassium in a cough syrup containing color (amaranth) are reported. Chlorpheniramine maleate can be assayed using the cyanogen bromide method as reported in the liter