Simultaneous Determination of Codeine and Pyridoxine in Pharmaceutical Preparations by First-Derivative Spectrofluorimetry

By Molina-Díaz Antonio   Ramos-Martos Natividad   Navalón Alberto   Capitán-Vallvey Luis F.  

Journal of AOAC International, Vol. 85, Iss. 4, 2002-07 ,pp. : 861-868

AOAC International

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Simultaneous Determination of Caffeine, 8-Chlorotheophylline, and Chlorphenoxamine Hydrochloride in Ternary Mixtures by Ratio-Spectra Zero-Crossing First-Derivative Spectrophotometric and Chemometric Methods

By Kelani Khadiga M.  

Journal of AOAC International, Vol. 88, Iss. 4, 2005-07 ,pp. : 1126-1134

AOAC International

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Simultaneous Determination of Losartan and Hydrochlorothiazide in Combined Dosage Forms by First-Derivative Spectroscopy and High-Performance Thin-Layer Chromatography

By Shah Shailesh A.   Rathod Ishwarsinh S.   Suhagia Bhanubhai N.   Savale Shrinivas S.   Patel Jignesh B.  

Journal of AOAC International, Vol. 84, Iss. 6, 2001-11 ,pp. : 1715-1723

AOAC International

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High-Performance Liquid Chromatographic and First Derivative of the Ratio Spectrophotometric Determination of Amlodipine and Valsartan in Their Binary Mixtures

By Kul Dilek   Dogan-Topal Burcu   Kutucu Tugba   Uslu Bengi   Ozkan Sibel A  

Journal of AOAC International, Vol. 93, Iss. 3, 2010-05 ,pp. : 882-890

AOAC International

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Using a First-Derivative Spectrophotometric Method for Simultaneous Determination of Fe(II) and Ni(II) in Mineral Vitamins by Interaction with 2,4-Diamino-5-(2-hydroxy-5-nitrophenylazo)benzenesulfonic Acid Sodium Salt in the Presence of Tween 20

By Hashem Elham Y   Seleim Mohamed M   El-Zohry Ahmed M  

Journal of AOAC International, Vol. 93, Iss. 3, 2010-05 ,pp. : 833-841

AOAC International

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