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Evaluation of Different Sudan Dyes in Egyptian Food Samples Utilizing Liquid Chromatography/Tandem Mass Spectrometry
A sensitive and a precise method was developed for the quantification of different Sudan dyes in some Egyptian food samples. They were analyzed...
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Preparation of new hydrophobic deep eutectic solvents and their application in dispersive liquid–liquid microextraction of Sudan dyes from food samples
In this work, a new generation of hydrophobic deep eutectic solvents (DESs) was prepared using eugenol (as hydrogen bond donor) and...
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Highly sensitive and disposable voltammetric nano-sensor for analysis of Sudan I based on CuCo2O4 nanorods
In this research, CuCo 2 O 4 nanorods (CuCo 2 O 4 NRs) were prepared using a simple hydrothermal technique and characterized by using various techniques....
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A test strip constructed by molecular imprinting for ratiometric fluorescence with ultra-low limit of detection for selective monitoring of Sudan I in chili powder
An up-conversion molecularly imprinted ratiometric fluorescent probe with a monodisperse nuclear-satellite structure and its test strip are designed...
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Statistical machine learning techniques applied to NIR spectral data for rapid detection of sudan dye-I in turmeric powders with optimized pre-processing and wavelength selection
Machine learning techniques were applied systematically to the spectral data of near-infrared (NIR) spectroscopy to find out the sudan dye I...
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Facile synthesis of amino-modified magnetic covalent organic framework for the efficient extraction and determination of anionic azo dyes in carbonated beverages
In this work, a novel magnetic covalent organic framework (COF (TpPa-NH 2 ) @ Fe 3 O 4 ) was prepared via two step by simple solvent method for the...
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Photocatalytic degradation of Sudan black B dye by using synthesized SnO2 nanoparticles as a catalyst: factorial design, kinetic and isotherm models
The SnO 2 was synthesized by precipitation method via tin chloride pentahydrate complexation with diethyldithiocarbamate then, calcined at...
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A simple method to quantify azo dyes in spices based on flow injection chromatography combined with chemometric tools
Para Red (PR) and Sudan dyes have been illegally used as colorants to adulterate certain foods by enhancing their red/orange colour. In addition,...
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Monitoring of Selected Banned Azo Dyes in Edible Oils by High-Performance Liquid Chromatography-Photodiode Array Detector
A new simple and rapid HPLC method was described and validated for simultaneous determination of eight banned dye compounds in corn and olive oil....
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Covalent and Supramolecular Conjugates of Calixarenes with Some Fluorescent Dyes of the Xanthene Series
AbstractThis review presents the systems with derivatives of calix[ n ]arenes and the commonly available fluorescent dyes of the fluorene series, such...
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Influence of host–guest interactions on analytical performance of direct analysis in real-time mass spectrometry
To systematically study the influence of host–guest interactions on the analytical performance of direct analysis in real time mass spectrometry...
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Recent advances in biodecolorization and biodegradation of environmental threatening textile finishing dyes
Organic nature of dyes and their commercially made products are widely utilized in many industries including paper, cosmetics, pharmaceuticals,...
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Application of Electrochemical Sensors in the Determination of Synthetic Dyes in Foods or Beverages and Their Toxicological Effects on Human Health: a Review
The growing consumer demand for easy-to-prepare and better-preserved foods or beverages makes the use of some chemical additives necessary. Among...
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Recent Advances in Sensor-Based Detection of Toxic Dyes for Bioremediation Application: a Review
Extensive use of these harmful dyes has resulted in the surplus presence of these emerging pollutants in the environment, thus demanding an instant...
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Nanomaterials modified electrodes for electrochemical detection of Sudan I in food
There is an urgent need to develop a highly sensitive detection system for detecting trace amount of food contaminants. The environmental analysis of...
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Second Harmonic Generation Studies on Dyes (Methyl Orange, Methyl Red) Doped Thiourea Barium Chloride (TBC) Crystals for Nonlinear Optical Applications
Analyzing dissymmetric molecules of semi-organic dyes doped thiourea barium chloride (TBC) single crystals for bettering the SHG frequency and...
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Photocatalytic reduction-based liquid microjunction surface sampling–mass spectrometry for rapid in situ analysis of aromatic amines originating from azo dyes in packaging papers
A rapid in situ analytical method was developed for the detection of generated carcinogenic aromatic amines from banned azo dyes utilizing a...
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Ink-Jet Printing of Wool/Acrylic Blend Fabrics with Cationic Reactive Dyes
With the increasing awareness of environmental protection and energy conservation, ink-jet printing technology has attracted much attention in recent...
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Design of a new electrochemical sensor based on the CuO/GO nanocomposites: simultaneous determination of Sudan I and bisphenol A
The present research reported the synthesis and electrochemical activities of CuO/GO nanocomposites modified screen-printed graphite electrode...
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Spectrophotometric method for evaluating the fixation strength of complexes based on β-cyclodextrins onto a cellulose material
The applicability of UV—Vis spectrophotometry for evaluating the efficiency of complexation of β-cyclodextrin (βCD) or hydroxypropyl-β-cyclodextrin...