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Flow injection amperometric detection of ascorbic acid using a Prussian Blue film-modified electrode
(Elsevier B.V., 2001-08-30)
The PB film-modified electrode was used as an amperometric detector for flow injection analysis of ascorbic acid. The modified electrode detector showed good sensitivity, stability and reproducibility. The calibration curve ...
Determination of amino acids in sugarcane vinasse by ion chromatographic using nickel nanoparticles on reduced graphene oxide modified electrode
(2017-09-01)
The present work is aimed at investigating nickel nanoparticles on reduced graphene oxide modified electrode as an amperometric detector along with anion-exchange chromatography. The modified electrode was found to exhibit ...
Flow injection analysis of free glycerol in biodiesel using a copper electrode as an amperometric detector
(ELSEVIER SCI LTDOXFORD, 2012)
The main goal of this work was to develop a simple analytical method for quantification of glycerol based on the electrocatalytic oxidation of glycerol on the copper surface adapted in a flow injection system. Under optimal ...
Flow injection amperometric determination of procaine in pharmaceutical formulation using a screen-printed carbon electrode
(Elsevier B.V., 2007-01-04)
A rapid and simple method for procaine determination was developed by flow injection analysis (FIA) using a screen-printed carbon electrode (SPCE) as amperometric detector. The present method is based on the amine/hydroxylamine ...
New detector based on composite of carbon nanotubes with nanoparticles of cobalt oxide for carbohydrates analysis by HPLC with reverse pulsed amperometric detection
(2020-03-01)
This work aims to present an alternative detector for the determination of arabinose, galactose, glucose and xylose in hydrolyzed sugarcane bagasse. The detector was developed using an electrode modified with multi-walled ...
Underivatized amino acids detection by anion-exchange chromatography coupled to a nanostructured detector
(2021-06-01)
This work reports the development of a fast and reliable amperometric sensor for the detection of amino acids. The detector was constructed using copper nanoparticles (CuNPs) supported on reduced graphene oxide (RGO) ...
Determination of paracetamol at a graphite-polyurethane composite electrode as an amperometric flow detector
(Sociedade Brasileira de Química, 2008)
A bare graphite-polyurethane composite was evaluated as an amperometric flow injection detector in the determination of paracetamol (APAP) in pharmaceutical formulations. A linear analytical curve was observed in the 5.00 ...
Amperometric determination of chloroguaiacol at submicromolar levels after on-line preconcentration with molecularly imprinted polymers
(Elsevier Science BvAmsterdamHolanda, 2006)
Nickel hydroxide electrodes as amperometric detectors for carbohydrates in flow injection analysis and liquid chromatography
(ELSEVIER SCIENCE SA, 2009)
The present paper describes the utilization of nickel hydroxide modified electrodes toward the catalytic oxidation of carbohydrates (glucose, fructose, lactose and sucrose) and their utilization as electrochemical sensor. ...
Flow injection analysis of paracetamol using a biomimetic sensor as a sensitive and selective amperometric detector
(ROYAL SOC CHEMISTRY, 2010)
This work describes the coupling of a biomimetic sensor to a flow injection system for the sensitive determination of paracetamol. The sensor was prepared as previously described in the literature (M. D. P. T. Sotomayor, ...