Application of Derivative, Derivative Ratio, and Multivariate Spectral Analysis and Thin-Layer Chomatography-Densitometry for Determination of a Ternary Mixture Containing Drotaverine Hydrochloride, Caffeine, and Paracetamol

Author： Metwally Fadia H   El-Saharty Yasser S   Refaat Mohamed   El-Khateeb Sonia Z  

Publisher： AOAC International

ISSN： 1944-7922

Source： Journal of AOAC International, Vol.90, Iss.2, 2007-02, pp. : 391-404

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