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[PDF] Top 20 Method development for arsenic analysis by modification in spectrophotometric technique

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Method development for arsenic analysis by modification in spectrophotometric technique

Method development for arsenic analysis by modification in spectrophotometric technique

... improvements in accuracy and detection limit. However, the development of a cost-effective and reliable technique for arsenic determination by using a comparatively inexpensive ... See full document

8

J. Braz. Chem. Soc.  vol.17 número5

J. Braz. Chem. Soc. vol.17 número5

... sensitive spectrophotometric method was described for simultaneous determination of uranium and ...The method is based on the complex formation of uranium and thorium with Arsenazo III at pH ... See full document

7

METHOD DEVELOPMENT AND VALIDATION OF LEVOCETRIZINE BULK POWDER AND PHARMACEUTICAL FORMULATION WITH UV SPECTROPHOTOMETRIC ANALYSIS

METHOD DEVELOPMENT AND VALIDATION OF LEVOCETRIZINE BULK POWDER AND PHARMACEUTICAL FORMULATION WITH UV SPECTROPHOTOMETRIC ANALYSIS

... determined by performing recovery studies by spiking different concentrations of pure drug in the pre-analyzed powder for infusion samples within the analytical concentration range of the proposed ... See full document

4

Development of a micro-heater for flow analysis systems: spectrophotometric determination of manganese in plant digest.

Development of a micro-heater for flow analysis systems: spectrophotometric determination of manganese in plant digest.

... FLOW ANALYSIS SYSTEMS. SPECTROPHOTOMETRIC DETERMINATION OF MANGANESE IN PLANT ...DIGEST. In this work a micro-heater device to be used as an integral part of the flow analysis manifold ... See full document

5

Quím. Nova  vol.33 número6

Quím. Nova vol.33 número6

... UV spectrophotometric method was applied for the determination of aliskiren in tablet dosage forms and the results compared to those obtained using the validated RP-LC method giving mean ... See full document

5

Spectrophotometric determination of phenol in the presence of congeners by multivariated calibration

Spectrophotometric determination of phenol in the presence of congeners by multivariated calibration

... phenol in the presence of typical products of its photochemical degradation by using a spectrophotometric method and a multivari- ate calibration technique (Partial Least-Squares Re- ... See full document

6

DEVELOPMENT OF UV SPECTROPHOTOMETRIC METHOD FOR ESTIMATION OF COLCHICINE IN PHOSPHATE BUFFER SALINE pH 6.4

DEVELOPMENT OF UV SPECTROPHOTOMETRIC METHOD FOR ESTIMATION OF COLCHICINE IN PHOSPHATE BUFFER SALINE pH 6.4

... ascertained by performing five replicated analysis on five independent concentration levels in the range of 6-22 ...prepared in phosphate buffer saline (pH ...observed by UV ... See full document

3

Development and validation of first derivative spectrophotometric method for quantification of darunavir in tablets

Development and validation of first derivative spectrophotometric method for quantification of darunavir in tablets

... the method were established the method was ...evaluated by the least square regression method. The method showed good linearity over the concentration ...the method was verified ... See full document

9

Quantitation of genistein and genistin in soy dry extracts by UV-Visible spectrophotometric method.

Quantitation of genistein and genistin in soy dry extracts by UV-Visible spectrophotometric method.

... the development of alternative methods for the routine analysis of soy ...UV-Visible method to quantify genistein and its glycoside genistin in soy dry extracts, after reaction with AlCl 3 ... See full document

4

Development and validation of UV spectrophotometric method for orbifloxacin assay and dissolution studies

Development and validation of UV spectrophotometric method for orbifloxacin assay and dissolution studies

... added. In this case, the excipients comprising the matrix should not interfere with the assay result (ICH, ...out by comparing the slope of two standard analytical ...assessed by comparing these two ... See full document

10

J. Braz. Chem. Soc.  vol.27 número7

J. Braz. Chem. Soc. vol.27 número7

... da IN, para a Determinação de Metais Pesados Tóxicos em Fertilizantes, Corretivos Agrícolas, Condicionadores de Solo e Substratos para Plantas; Diário Oficial da União de 21 de junho de 2007, Seção 1, Brasília, ... See full document

6

EFEITO DO TRATAMENTO TERMO-MECÂNICO SOBRE AS PROPRIEDADES DE COMPENSADOS DE PARICÁ (Schizolobium amazonicum Huber ex Ducke)

EFEITO DO TRATAMENTO TERMO-MECÂNICO SOBRE AS PROPRIEDADES DE COMPENSADOS DE PARICÁ (Schizolobium amazonicum Huber ex Ducke)

... but in an unexpected way, since it is known that reducing wood’s ability to absorb water by thermo-mechanical treatments, for example, an improvement in dimensional stability ...higher in ... See full document

8

A surface modification for hydrogen storage intermetallic particles by sol-gel method

A surface modification for hydrogen storage intermetallic particles by sol-gel method

... changing in the charge-discharge ...deterioration. In order to better evaluate and to accelerate the deterioration of the electrode, it was produced electrode pellets by using pure commercially ... See full document

5

J. Braz. Chem. Soc.  vol.28 número8

J. Braz. Chem. Soc. vol.28 número8

... easy method for quantification of BPA based on diazotization- coupling reaction mechanism has been ...This spectrophotometric method demonstrated to provide reproducible and accurate results using a ... See full document

8

Integrating the data envelopment analysis and the balanced scorecard approaches for enhanced performance assessment

Integrating the data envelopment analysis and the balanced scorecard approaches for enhanced performance assessment

... article. In line with what has been suggested by several authors (for example, Ackoff [5], Cooper [6], Dyson and Shale [7]), the main purpose of this research project is to explore the usefulness of ... See full document

28

Intracranial depth electrodes implantation in the era of image-guided surgery

Intracranial depth electrodes implantation in the era of image-guided surgery

... targets, in order to im- plant the ...and, in the middle of the 1990s, digital angiography (a semi- invasive method that involves puncturing the femoral artery) was replaced by digital ... See full document

6

Effect of thermo-mechanical treatment on properties of Paricá plywoods (Schizolobium amazonicum Huber ex Ducke)

Effect of thermo-mechanical treatment on properties of Paricá plywoods (Schizolobium amazonicum Huber ex Ducke)

... a method for modifying wood, which is densified by means of heat and mechanical compression applied perpendicular to fibers, which, under different combinations of time, temperature, and pressure, increase ... See full document

9

Anti-Helicobacter pylori activity and oxidative burst inhibition by the naphthoquinone 5-methoxy-3,4-dehydroxanthomegnin from Paepalanthus latipes

Anti-Helicobacter pylori activity and oxidative burst inhibition by the naphthoquinone 5-methoxy-3,4-dehydroxanthomegnin from Paepalanthus latipes

... growth by different mechanisms than those of presently used antimicrobials and could therefore be of clinical value in the treatment of antibiotic-resistant microbial strains, including ... See full document

7

Elementary Chemical Analysis in Leaves Infected by Fumagina by X-Ray Fluorescence Technique

Elementary Chemical Analysis in Leaves Infected by Fumagina by X-Ray Fluorescence Technique

... followed by the emission of an X-ray with very defined energy or wave length, characteristic of the ...The analysis by X-rays fluorescence consists of three phases: excitation of the elements that ... See full document

10

Microfluidics: A New Look at Cell Migration Analysis

Microfluidics: A New Look at Cell Migration Analysis

... used in the course of this ...described in this ...experiments. In this context, cells were mitotically inactivated (to prevent the nucleus division during the biological assays) and coated with ... See full document

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