File: Pharmaceutical Formulations Pdf 151976 | 81965669
view metadata citation and similar papers at core ac uk brought to you by core provided by elsevier publisher connector acta pharmaceutica sinica b 2011 1 4 248 253 institute ...
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...View metadata citation and similar papers at core ac uk brought to you by provided elsevier publisher connector acta pharmaceutica sinica b institute of materia medica chinese academy medical sciences pharmaceutical association www com locate apsb sciencedirect original article spectrophotometric methods for the determination gemioxacin in formulations a n sara m ebraheem abdalla elbashir hassan y aboul enein department chemistry faculty science university khartoum sudan medicinal national research centre cairo egypt received july revised august accepted october keywords abstract this paper describes two simple mesylate antibiotic gfx rst is an spectrophotometry indirect method which oxidation drug with known excess cerium iv sulphate naphthoquinone followed residual oxidant adding methyl orange measuring sulphonate dye nm second derivatisation involving reaction nqs alkaline medium ph form coloured product exhibiting maximum absorption l were linear max concentration ranges mg ml resp...