Visible Spectrophotometric Methods
New Visible Spectrophotometric Methods for the Determination of Protriptyline HCl in Bulk and Pharmaceutical Formulations
... ABSTRACT Visible spectrophotometric methods are developed for the quantitative determination of protriptyline HCl (PTP) in bulk and pharmaceutical ...the methods. Both the methods are ...
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DEVELOPMENT OF LIQUID CHROMATOGRAPHIC AND VISIBLE SPECTROPHOTOMETRIC METHODS FOR THE ESTIMATION OF CLOBAZAM IN TABLET DOSAGE FORMS
... two visible spectrophotometric methods using 1, 10 phenanthroline and ferricyanide as complexing agents for color development for the determination of Clobazam in pure and ...three methods. ...
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Visible Spectrophotometric Methods for Quantitative Determination of Doxofylline using Iodine and α, α’-Bipyridyl as Reagents
... above methods have adequate sensitivity to assay DFL, but require relatively expensive reagents, time- consuming and require exper ...tise. Visible spectrophotometry is considered the most widely used ...
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Validation of Visible Spectrophotometric Methods of Darunavir in Pure and Dosage Forms
... economical spectrophotometric methods for the determination of Darunavir in pure and dosage forms have been described in the present ...developed methods have been extended to pharmaceutical ...
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NEW VISIBLE SPECTROPHOTOMETRIC METHODS FOR ESTIMATION OF RABEPRAZOLE IN BULK AND PHARMACEUTICAL FORMULATION
... two methods developed at present for spectrophotometric determination of rabeprazole in tablets are simple, accurate and sensitive ...the methods optimum operating conditions were ...The ...
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New Visible Spectrophotometric Methods for Estimation of Rabeprazole in Bulk and Pharmaceutical Formulation
... two methods developed at present for spectrophotometric determination of rabeprazole in tablets are simple, accurate and sensitive ...the methods optimum operating conditions were ...The ...
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Visible spectrophotometric methods for the determination of duloxitine hydrochloride in bulk and dosage forms
... 6.Buffer solution (pH 7, by mixing 390 ml of 0.067 M Potassium dihydrogen phosphate and 10 ml of 0.067 M disodium hydrogen phosphate) A Standard Drug Solution:The stock solution (1 mg/ml) of duloxetine (DXT) was prepared ...
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Development and Validation of Visible Spectrophotometric methods for the Estimation of Mesalamine in Pharmaceutical Dosage Forms
... All spectral measurements were made on Shimadzu 1800 UV-Visible spectrophotometer with 1 cm matched quartz cellswere used. Materials Pure drug of Mesalamine was obtained from Cosmo pharmaceutical Pvt Ltd, Goa and ...
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Development and Validation of Visible Spectrophotometric methods for the Estimation of Ethamsylate in Pharmaceutical Dosage Forms
... In Method B Ethamsylate undergoes oxidation followed by complex formation reaction with 1,10 phenanthroline in presence of ferric chloride to form red coloured chromogen exhibiting absorption maximum at 510 and obeyed ...
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Development and Validation of Visible Spectrophotometric methods for the Estimation of Metolazone in Pharmaceutical Dosage Forms
... sensitive spectrophotometric methods (A and B) have been developed for the quantitative determination of Metolazone in bulk drug and pharmaceutical ...These methods were extended to pharmaceutical ...
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Developement and Validation of Dapoxetine in Pure and Solid Dosage form by UV-Visible Spectrophotometric Methods and HPTLC
... DERIVATIVE SPECTROPHOTOMETRIC METHOD The estimation of Dapoxetine was accomplished by derivative spectrophotometric ...derivative spectrophotometric method by adding the 50% of pre-analysed ...
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Bromothymol blue and Bromocresol purple as efficient reagents for the development and validation of visible spectrophotometric assay methods for Felodipine
... cost visible spectrophotometric methods for the determination of Felodipine drug in pure form as well as in ...new methods are based on attraction between positive charge on the nitrogen of ...
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Visible Spectrophotometric Analysis Of Almotriptan Malate In Bulk And Formulations
... Visible Spectrophotometric Analysis of Almotriptan Malate In Bulk And Formulations ...sensitive visible spectrophotometric methods are described for the determination of almotriptan ...
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VISIBLE SPECTROPHOTOMETRIC DETERMINATION OF TELMISARTAN FROM URINE
... CONCLUSION: The proposed bioanalytical method provides a sensitive and simple, approach to the determination of telmisartan in urine. Being a spectrophotometric method, the specificity is high as compared to ...
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Ninhydrin Based Visible Spectrophotometric Determination of Gemigliptin
... It is a reagent having carbonyl group and was successfully used for assay of a number of pharmaceutical compounds containing nitrogeneous functional groups like amino acids, amines, amides, hydrazines, piperazines and ...
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NOVEL METHODS FOR THE VISIBLE SPECTROPHOTOMETRIC DETERMINATION OF PIPAZETHATE HCl AND CHLORPHENOXAMINE HCl IN PURE AND TABLET DOSAGE FORMS
... proposed methods A, B and C are simple, rapid, precise, accurate and sensitive compared to the reported ...proposed methods for the determination of PZ-HCl and CPA-HCl compounds in their pure forms and ...
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A SIMPLE VISIBLE SPECTROPHOTOMETRIC DETERMINATION OF PANTOPRAZOLE IN PHARMACEUTICAL PREPARATIONS
... few methods are available for the determination of pantoprazole in dosage forms includes voltammetry [1,4] , Reversed-phase high performance liquid chromatographic method(RP-HPLC) [5,10] , High-Perfomance Liquid ...
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FTIR and UV-Visible Spectrophotometric Derivatization Studies of Artemether
... ultraviolet spectrophotometric method for the assaying of artemether utilizing p-nitroaniline as a derivatizing ...(FTIR) methods were used to confirm the purity and identity of the artemether used in the ...
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Visible Spectrophotometric Determination of Rosuvastatin in Bulk and Pharmaceutical Formulations
... Two simple and sensitive methods have been developed for the estimation of rosvastatin in bulk and in pharmaceutical dosage forms. Method A is based on the oxidative coupling of rosvastatin with MBTH in presence ...
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EXTRACTIVE VISIBLE SPECTROPHOTOMETRIC DETERMINATION OF CHLOROQUINE IN PHARMACEUTICAL AND BIOLOGICAL MATERIALS
... RESULTS AND DISCUSSION: Development of method: In the development of the method for chloroquine a chloroquine- cobalt complex, which can absorb in the visible region, was formed. The wavelength of maximum ...
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