Results 251 to 260 of about 12,227 (299)
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Microcells for voltammetry and stripping voltammetry
Talanta, 1997The designs and applications of "non-flow" microcells in voltammetry and stripping voltammetry for samples with volumes from sub-microliters to 5 ml are reviewed. The analysis of microcell designs was carried out on the basis of their classification: (i) microcells with a static sample, including thin-layer microcells with a static sample; (ii ...
exaly +3 more sources
Cathodic stripping voltammetry and adsorptive stripping voltammetry of selenium(IV)
Analytica Chimica Acta, 1988Abstract Cathodic stripping voltammetry of selenium(IV) in 0.1 M hydrochloric acid media yielded a nonlinear calibration graph for the concentration range 10−9−10−8 M. In this concentration range, adsorptive stripping voltammetry based on adsorption of the selenium/3,3′-diaminobenzidine complex on the surface of the hanging mercury drop electrode at ...
Věra Stará, Miloslav Kopanica
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Adsorptive Stripping Voltammetry of Bleomycin
The Analyst, 1997In 0.05 M H2SO4 solution, two reductive peaks, P1 and P2, of bleomycin were obtained. The peak potentials E(P1) and E(P2) were -0.83 and -1.09 V (versus Ag/AgCl), respectively. The sensitivity of P2 was much higher than that of P1. The peak current of P2 was proportional to the concentration of bleomycin over the range 1.0 x 10(-9)-1.0 x 10(-7) M with ...
X, Tan, J, Hu, Q, Li
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Philosophical Transactions of the Royal Society of London. Series A: Physical and Engineering Sciences, 1990
Abstract Electroanalytical stripping methods, which involve initial preconcentration of the chemical species at an electrode, are simple and inexpensive. Anodic stripping voltammetry (ASV) has been used extensively to determine metals in environmental samples.
Arnold G. Fogg, Josino C. Moreira
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Abstract Electroanalytical stripping methods, which involve initial preconcentration of the chemical species at an electrode, are simple and inexpensive. Anodic stripping voltammetry (ASV) has been used extensively to determine metals in environmental samples.
Arnold G. Fogg, Josino C. Moreira
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Talanta, 1971
Film stripping voltammetry is a new electrochemical analytical method consisting in concentrating the test substance in the form of a metal or a sparingly soluble compound on the electrode surface and subsequently recording the current for electrodissolution of the deposit.
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Film stripping voltammetry is a new electrochemical analytical method consisting in concentrating the test substance in the form of a metal or a sparingly soluble compound on the electrode surface and subsequently recording the current for electrodissolution of the deposit.
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Analytical Proceedings including Analytical Communications, 1994
Stripping voltammetric methods involve both accumulation and determination steps, and sometimes intermediate steps. Ideally it would be helpful if nomenclature could be found which gave information on the nature of all of the steps involved. Possible combinations of accumulation and determination methods in stripping voltammetry are considered here.
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Stripping voltammetric methods involve both accumulation and determination steps, and sometimes intermediate steps. Ideally it would be helpful if nomenclature could be found which gave information on the nature of all of the steps involved. Possible combinations of accumulation and determination methods in stripping voltammetry are considered here.
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Sonochemical Stripping Voltammetry
Analytical Chemistry, 1995A new form of stripping analysis is described which exploits the extreme conditions produced during sonication. Sonochemical stripping voltammetry differs from other forms of stripping analysis in that the preconcentration of the analyte is sonochemical rather than electrochemical. Zero-valent metal particles are melted onto the electrode surface after
Nanette A. Madigan +4 more
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Determination of gallium by adsorptive stripping voltammetry
Talanta, 2004A procedure for the determination of gallium by differential pulse adsorptive stripping voltammetry (DPADSV), using different complexing agents (ammonium pyrrolidine dithiocarbamate (APDC), pyrocatechol violet (PCV) and diethyldithiocarbamate (DDTC)), has been optimized.
M Jesús Gómez, González +3 more
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Cathodic stripping voltammetry of 5-fluorouracil
The Analyst, 1987An investigation has been carried out into the anodic differential-pulse polarographic and cathodic stripping voltammetric behaviour of the anticancer drug 5-fluorouracil at mercury indicator electrodes. The anodic peak, corresponding to the formation of a mercury salt, has been used for the determination of the drug in formulations with a relative ...
A J, Miranda Ordieres +4 more
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Journal of Chemical Education, 1973
Considers the theory, techniques, applications, and instrumentation of anodic stripping voltammetry.
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Considers the theory, techniques, applications, and instrumentation of anodic stripping voltammetry.
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