Zobrazeno 1 - 10
of 66
pro vyhledávání: '"Merid Tessema"'
Publikováno v:
Sensing and Bio-Sensing Research, Vol 45, Iss , Pp 100678- (2024)
In this study, a pioneering electrochemical sensor was developed for simultaneously determining nitrofurantoin (NFT) and furazolidone (FZD) residues in food and municipal wastewater samples. The sensor was prepared by integrating gold‑silver-alloy
Externí odkaz:
https://doaj.org/article/783f3a5c2962403199d1f660ae6b770e
Publikováno v:
International Journal of Analytical Chemistry, Vol 2024 (2024)
This study aimed to assess the concentrations of major and trace metals (Na, Ca, Fe, Zn, Ni, Mn, Cu, Cd, and Pb) in date palm fruit samples collected from diverse regions, including Afar (Ethiopia), Iraq, and Saudi Arabia, utilizing flame atomic abso
Externí odkaz:
https://doaj.org/article/150d2811cbf840e79027c7c4ec2897f1
Publikováno v:
Journal of Analytical Methods in Chemistry, Vol 2024 (2024)
In this study, for the first time, the levels of thirteen micro- and macromineral nutrients in the leaves, seeds, and supportive soil of Moringa stenopetala (M. stenopetala) were simultaneously determined using microwave plasma atomic emission spectr
Externí odkaz:
https://doaj.org/article/e0950fd860c94d31baab67c5b495ef83
Publikováno v:
BMC Chemistry, Vol 16, Iss 1, Pp 1-17 (2022)
Abstract Background The deficiency of vitamin B2 can lead to many health problems. Therefore, it is necessary to develop a sensitive, selective and fast method for the determination of vitamin B2 in food samples. In this work, a sensitive, selective
Externí odkaz:
https://doaj.org/article/3b99643d41b34b87a13752352432e62f
Publikováno v:
Heliyon, Vol 9, Iss 6, Pp e17346- (2023)
In this study, a new carbon paste electrode modified with a laboratory-synthesized ligand, N1-hydroxy-N1,N2-diphenylbenzamidine (HDPBA) and multi-walled carbon nanotubes (MWCNTs) (HDPBA‒MWCNTs/CPE) has been developed. The modified electrode was app
Externí odkaz:
https://doaj.org/article/aa12e031ef3640cc93fb4fa4fd54686f
Publikováno v:
Journal of Electrochemical Science and Engineering, Vol 13, Iss 2 (2023)
A simple and low-cost electrochemical sensor based on poly(phenylalanine) and functionnalized multi-walled carbon nanotubes (F-MWCNTs) modified glassy carbon electrode (GCE) was developed for the determination of vitamin B6 (VB6). The surface morph
Externí odkaz:
https://doaj.org/article/3cac09a852804ca0a294d71a03158d6c
Publikováno v:
Sensing and Bio-Sensing Research, Vol 39, Iss , Pp 100547- (2023)
In this study, a simple, ultrasensitive, inexpensive, and environmentally friendly sensor was developed for the electrochemical determination of ciprofloxacin (CPRO) using a choline chloride-modified carbon paste electrode (ChCl/CPE). The electrochem
Externí odkaz:
https://doaj.org/article/3a751783e50f4a3fb1efcde33e0f4cee
Publikováno v:
Sensing and Bio-Sensing Research, Vol 38, Iss , Pp 100520- (2022)
This study presents a new method for simple, selective and sensitive electrochemical determination of lead(II) using N1-hydroxy-N1,N2-diphenylbenzamidine (HDPBA) modified carbon paste electrode. HDPBA was easily prepared in the laboratory from common
Externí odkaz:
https://doaj.org/article/56839089316346cd8be6d2f49bac04ee
Publikováno v:
Journal of Analytical Methods in Chemistry, Vol 2022 (2022)
The present study introduces a novel electrode for rapid, highly sensitive, and selective electrochemical sensor for cadmium(II) using 5% N1-hydroxy-N1,N2-diphenylbenzamidine (HDPBA) modified carbon paste electrode (CPE) (HDPBA‒CPE). Surface charac
Externí odkaz:
https://doaj.org/article/0f7086c4be904c2e8218896125d88575
Publikováno v:
Sensing and Bio-Sensing Research, Vol 34, Iss , Pp 100466- (2021)
Poly (safranine O) modified glassy carbon electrode (poly (safranine O)/GCE) was prepared by electropolymerization of safranine O on glassy carbon electrode (GCE) for the sensitive determination of quercetin (QR). The modified electrode was character
Externí odkaz:
https://doaj.org/article/7f96bfebafd044c3b4d758b60d226646