chromatographic methods
Determination of Some Components of Balanites Aegyptiaca Oil by Chromatographic Methods
... A sample of Balanites oil was analyzed by some chromatographic methods. The saponifiable and the unsaponifiable contents of the oil were determined, It was found that the oil contains 84.56% fatty acids and ...
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Validated Eco-Friendly Chromatographic Methods for Simultaneous Determination of Sacubitril and Valsartan in Spiked Human Plasma and in Pharmaceutical Formulation
... greener methods became favorable which is accomplished by developing analytical methods in a safe way that decreases or disposes of unwanted toxic substances that are utilized or produced by the method to ...
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The impact of impurities in various crude A annua extracts on the analysis of artemisinin by liquid chromatographic methods
... Analysis of Artemisia annua extracts by liquid chromatographic methods has traditionally been complicated by the presence of significant quantities of impurities. It has been observed that these impurities ...
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A Review of Chromatographic Methods Used in the Determination of Anastrozole Levels
... different chromatographic methods have been reported for ANA quantification, both in pharmaceutical dosage formulations and in biological ...HPLC methods with sensitivity as high as ...these ...
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A REVIEW ON SPECTROPHOTOMETRIC AND CHROMATOGRAPHIC METHODS FOR THE ESTIMATION OF PHENYLEPHRINE IN BULK AND DIFFERENT DOSAGE FORMS
... and chromatographic methods developed and validated for the estimation of Phenylephrine and along with different combination ...and chromatographic methods are available for single component ...
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Development of Validated UV Spectroscopic and Chromatographic Methods for the Estimation of Isradipine in Bulk Drug and Butylated Hydroxyanisole in Selected Food Stuffs
... and Chromatographic Methods for the Estimation of Isradipine in Bulk Drug and Butylated Hydroxyanisole in Selected Food Stuffs ” being submitted to The Tamil Nadu ...
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Gas Chromatographic Methods for Residual Solvents Analysis
... Gas chromatographic methods were developed and validated for the routine analysis of residual solvents in ...pharmaceuticals. Methods were compared for the simultaneous estimation of 6 residual ...
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Trace analysis of synthetic pyrethroids: comments on the current state of the art in sampling and chromatographic methods
... Supercritical-Fluid Chromatography (SFC): Wenclawiak et al 48 conducted separation of synthetic pyrethroids and natural pyrethrins and by supercritical fluid chromatography (SFC); for efficient separation a negative ...
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SPECTROSCOPIC & CHROMATOGRAPHIC METHODS
... of methods which find an important place in pharmacopoeias are spectrophotometric methods based on natural UV absorption and chemical ...these methods are low time and labor ...these methods ...
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Development of chromatographic methods for thebaine detection and quantification along with some of related alkaloid derivatives
... The chromatographic analyses were per- formed on a Hitachi VWR Chromaster Liquid Chromatography System equipped with a low pressure quaternary pump 5110 with integrated degaser, an autosampler with cooling option ...
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Development and Validation of Liquid Chromatographic Methods for the Estimation of Selected Drugs in Multi-Components Dosage Forms.
... 31 Pharmaceuticals for Human Use has developed a consensus text on the validation of analytical procedures. The document includes definitions for eight validation characteristics. ICH has also developed appendices with ...
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Spectrophotometric and chromatographic methods for the simultaneous determination of rutin and ascorbic acid in their pharmaceutical formulation
... different methods namely, first-derivative of ratio spectra, bivariate, thin layer chromatography and high performance liquid chromatography were used to determine rutin and ascorbic acid simultaneously in their ...
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Derivative Spectrophotometric and Isocratic High Performance Liquid Chromatographic Methods for Simultaneous Determination of Repaglinide and Metformin Hydrochloride in Pharmaceutical Preparations
... to chromatographic technique and the proposed method can be used for routine analysis of RPG and MTF, simultaneously in original fixed dose combination tablets without any prior separation in quality control ...
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Comparison between Polyvinyl Pyrrolidone/Na2SO4 Aqueous Two-Phase Systems and Chromatographic Methods for Purification of Recombinant Phenylalanine Dehydrogenase
... Phenylalanine dehydrogenase (PheDH; EC 1.4.1.20) is an important enzyme of amino acid dehydrogenases family that increasingly used as a valuable biocatalyst in neonatal screening kits and synthesis of L-phenylalanine. ...
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DETERMINATION OF VITAMIN B9 (FOLIC ACID) IN SOME PHARMACEUTICAL PRODUCTS USING SPECTROPHOTOMETRIC AND CHROMATOGRAPHIC METHODS
... Hence, FA determination is important and essential in food & pharmaceutical industries and also in clinical laboratories. Chemically, folic acid is {N-[4-(2-amino-l,4-dihydro-4-oxo-6- pteridinyl)methyl)amino) ...
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Center for Drug Evaluation and Research (CDER) Reviewer Guidance' Validation of Chromatographic Methods. November 1994 CMC 3
... Although CDER does not specify whether the method must use an internal or external standard for quantitation, it is commonly observed that HPLC methods for release and stability and TL[r] ...
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CHROMATOGRAPHIC METHODS OF FRACTIONATING SEVERAL CHEMICAL CONSTITUENTS IN PHYLA NODIFLORA
... Chromatography: Multi component mobile phase designing of three different extracts: T.L.C. was used for designing of multi component solvent system of three extracts, petroleum ether, chloroform and methanolic extract. ...
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SEPARATION, IDENTIFICATION AND QUANTIFICATION OF LAWSONE AND METABOLITES BY CHROMATOGRAPHIC METHODS
... An aliquot of 20 μL of each working solution was injected under the operating chromatographic conditions as described earlier. Chromatograms were recorded in HPLC system. Calibration curves were constructed by ...
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Spectrophotometric and chromatographic methods for estimation of Pantoprazole in combined dosage forms
... analytical methods have been developed and validated for the routine quality ...The methods adopted were UV Spectrophotometric and High Performance Liquid Chromatographic ...
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STABILITY STUDIES ON NICLOSAMIDE USING DERIVATIVE SPECTROSCOPIC AND CHROMATOGRAPHIC METHODS
... liquid chromatographic (HPLC) and thin-layer chromatographic (TLC) methods were developed for the study of the effect of the pH, alkaline and temperature on the degradation of ...
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