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Desarrollo de sensores electroquímicos para la determinación de drogas sintéticas en fluidos biológicos y muestras de incautación
(2023-07-09)
La cantidad de nuevas sustancias psicoactivas, popularmente conocidas con términos como: drogas emergentes, drogas de diseño, drogas sintéticas o drogas recreativas, aumenta en el mercado global de las drogas cada año. El ...
Electrochemical biosensor for quantitative determination of fentanyl based on immobilized cytochrome c on multi-walled carbon nanotubes modified screen-printed carbon electrodes
(2022)
Fentanyl is a powerful synthetic opioid used to treat severe pain. New administration routes toward its illegal consumption
for recreational purposes pose a growing threat to public health, either due to misuse or abuse ...
Rapid Determination of the ‘Legal Highs’ 4-MMC and 4-MEC by Spectroelectrochemistry: Simultaneous Cyclic Voltammetry and In Situ Surface-Enhanced Raman Spectroscopy
(2021-12-31)
The synthetic cathinones mephedrone (4-MMC) and 4-methylethcathinone (4-MEC) are
two designer drugs that represent the rise and fall effect of this drug category within the stimulants
market and are still available in ...
Desarrollo y verificación de metodologías electroquímicas para la determinación de antimonio, plomo y otros componentes orgánicos presentes en residuos de disparo
(2022)
El análisis de residuos de disparo tanto inorgánicos como orgánicos, presentes en escenas del crimen, ha sido uno de los problemas más complicados en la ciencia forense debido a que la cantidad de muestra es muy limitada ...
A Chronoamperometric Screen Printed Carbon Biosensor Based on Alkaline Phosphatase Inhibition for W(VI) Determination in Water, Using 2-Phospho-l-Ascorbic Acid Trisodium Salt as a Substrate
(2015)
This paper presents a chronoamperometric method to determine tungsten in water using screen-printed carbon electrodes modified with gold nanoparticles and cross linked alkaline phosphatase immobilized in the working ...
Electrochemical determination of novel psychoactive substances by differential pulse voltammetry using a microcell for boron-doped diamond electrode and screen-printed electrodes based on carbon and platinum
(2021)
25B-NBOMe, benzylpiperazine (BZP), 1-(3-chlorophenyl)piperazine (mCPP), and N,N-dimethyltryptamine (DMT) are potent hallucinogenic and stimulant drugs which have emerged as novel psychoactive substances (NPS). The ...
Modified Laccase-Gold Nanoparticles-Tetrathiafulvalene-SPCEs Based Biosensor to Determine W(VI) in Water
(2017)
It was developed an amperometric biosensor to determine tungsten in water, based on the inhibition of
laccase enzyme, by tungsten ions using pyrocathecol as a substrate. The enzyme was immobilized with a proper
mixture ...