A Simple, Fast, and Inexpensive Simultaneous Determination of Trace Bismuth(III) and Lead(II) in Water Samples by Adsorptive Stripping Voltammetry [PDF]
Journal of Analytical Methods in Chemistry, 2017 A simple, fast, and inexpensive voltammetric method for the simultaneous determination of trace bismuth(III) and lead(II) using (Hg(Ag)FE) as a working electrode was optimized.
Malgorzata Grabarczyk, Marzena Adamczyk
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Structure of mandelate racemase with bound intermediate analogues benzohydroxamate and cupferron. [PDF]
Biochemistry, 2012 Mandelate racemase (MR, EC 5.1.2.2) from Pseudomonas putida catalyzes the Mg(2+)-dependent interconversion of the enantiomers of mandelate, stabilizing the altered substrate in the transition state by 26 kcal/mol relative to the substrate in the ground state.
Lietzan AD +5 more
europepmc +6 more sources
The Use of a Solid Bismuth Microelectrode for Vanadium Quantification by Adsorptive Stripping Voltammetry in Environmental Water Samples [PDF]
Molecules, 2022 This paper presents for the first time the use of an environmentally friendly solid bismuth microelectrode for the voltammetric quantification of V(V) in natural water samples.
Malgorzata Grabarczyk +2 more
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Supporting Electrolyte Manipulation for Simple Improvement of the Sensitivity of Trace Vanadium(V) Determination at a Lead-Coated Glassy Carbon Electrode [PDF]
Sensors, 2022 The paper presents a very simple way to extremely improve the sensitivity of trace V(V) determination. The application of a new supporting electrolyte composition (CH3COONH4, CH3COOH, and NH4Cl) instead of the commonly used acetate buffer (CH3COONa and ...
Katarzyna Tyszczuk-Rotko +2 more
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Gold nanoplatform for near-infrared light-activated radio-photothermal gas therapy in breast cancer [PDF]
Frontiers in Bioengineering and Biotechnology, 2023 Although radiotherapy is one of the most common treatments for triple-negative breast cancer (TNBC), it frequently has unsatisfactory therapeutic outcomes due to the radiation resistance of tumor tissues.
Shuting Zuo +3 more
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Application of a Lead Film-Modified CNT/SGC Electrode in the Voltammetric Analysis of Trace Concentrations of Mo(VI) [PDF]
SensorsAn adsorptive stripping voltammetric method for the determination of ultra trace amounts of Mo(VI) using an electrode based on a mixture of carbon nanotubes and spherical glassy carbon (CNT/SGC) was developed.
Malgorzata Grabarczyk +2 more
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Development and Comparison of New Voltammetric Procedures for the Determination of In(III) Using ASV and AdSV Techniques with SBiµE as an Green Working Electrode [PDF]
MoleculesThe article describes innovative procedures for determining In(III) using anodic stripping voltammetry (ASV) and adsorptive stripping voltammetry (AdSV) with cupferron as a chelating agent.
Malgorzata Grabarczyk +1 more
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A new electrochemical method for the determination of chondroitin sulfate based on its supramolecular interaction with cupferron-lead(II) complex [PDF]
Journal of the Serbian Chemical Society, 2014 In this paper, the interaction of cupferron (Cup) and lead (II) complex [Cup-Pb (II)] with chondroitin sulfate (CS) was investigated by linear sweep voltammetric method.
Niu Xueliang +3 more
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Determination of cadmium by flame-atomic absorption spectrometry after preconcentration on silica gel modified with cupferron [PDF]
Journal of the Brazilian Chemical Society, 2004 A method for the determination of cadmium by flame atomic absorption spectrometry (FAAS) after its preconcentration onto a column containing silica gel modified with cupferron was developed.
Bortoleto Gisele G. +2 more
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International Journal of Electrochemical Science, 2012 The method for reliable determination of Cd(II) by square wave adsorptive cathodic stripping voltammetry was done. The technique involves an interfacial adsorption of Cd(II) as Cd-cupferron complex on a Nafion-coated bismuth film electrode and subsequent
Nipaporn Meepun +2 more
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