Using a 1,8-diamino naphthalene–copper (II) system as a turn-on
Adding Sudan I causes the fluorescence of the system to be recovered because the Sudan I removes copper (II) from the 1,8-diamino naphthalene–copper (II) complex, liberating the 1,8
Adding Sudan I causes the fluorescence of the system to be recovered because the Sudan I removes copper (II) from the 1,8-diamino naphthalene–copper (II) complex, liberating the 1,8
Taking advantage of their solid-state AIE properties, front-face synchronous fluorescence spectroscopy (FFSFS) was applied for the rapid and
In this study, a fluorescent sensing system for the fast and sensitive analysis of Sudan I was developed based on hollow molecularly imprinted polymers and a fluorescent encoding
In this work, spectral features of three Sudan dyes (Sudan III, Sudan IV, and Sudan Black B) were studied for estimation of their molecular configuration (geometry) in
Qualitative and quantitative detection of Sudan I and II adulterated in chili powders by front-face synchronous fluorescence spectroscopy：Aggregation
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This work aims to develop a gold nanoparticle-based SERS approach, employing a portable Raman spectrometer, to detect and quantify Sudan I–IV.
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Sudan dyes are recognized as carcinogens, which are strictly determined whether there are them in food for food safety. Hence, in order to understand the mechanism at the molecular level,
Therefore, in this work, a fluorescent probe for detecting Sudan dyes was designed and synthesized by overlapping the UV–vis absorption spectrum of Sudan I with the emission spectrum
Raman spectroscopy is an ideal measure to provide qualitative analysis of Sudan red dyes and can help to evaluate the food quality and safety. Sudan red dyes, as illegal food additives, can induce
The fluorescence and UV spectra were measured with an FS5 fluorescence spectrophotometer (Edinburgh, Edinburgh, UK) and a U-3900 UV–vis
This technical support center provides troubleshooting guidance and answers to frequently asked questions regarding the detection of Sudan I in low-concentration samples.
Small amounts, including traces, of Sudan dyes in food can be detected by surface-enhanced Raman spectroscopy (SERS).
Table 3 summarizes some of the methods recommended for determination of Sudan I in various spices in the literature. The methods summarized in Table 3 are mostly fluorimetric methods and allow
Molecular fluorescence spectroscopy allows the development of methods with high sensitivity depending on the fluorescence property of the molecule used. There is a limited number of studies based on
Absorption and fluorescence spectra of some Sudan dyes (Sudan III, Sudan IV and Sudan black B) were recorded in various solvents, in the range of 300–800 nm, at
This work deals with applying X-ray fluorescence spectrometry to detect trace elements in bread samples. The intensities of the lines of these trace
Therefore, it is of great significance for sensitive detection of Sudan dyes. This paper reports a novel nanosensor for Sudan dyes detection based on fluorescence (FL) quenching of
A sensitive and a precise method was developed for the quantification of different Sudan dyes in some Egyptian food samples. They were analyzed utilizing two-fragment ion transition under
This finding was exploited in a label-free fluorescence assay for these Sudan dyes both in ethanol and aqueous solutions.
Novel self-assembled water-soluble nanomicelles that contain fluorescent conjugated polymers (poly(9,9-dioctylfluorene) (PFO) or poly[2,7-(9,9-dihexylfluorene)-alt-4,4′-phenylether] (PF
Novel self-assembled water-soluble nanomicelles that contain fluorescent conjugated polymers (poly (9,9-dioctylfluorene) (PFO) or poly [2,7- (9,9-dihexylfluorene)-alt-4,4′-phenylether] (PF
Here, a simple and effective fluorescence (FL) assay platform has been developed for the detection of Sudan I–IV based on CsPbBr 3 perovskite quantum dots (QDs).
This paper critically reviews the published determination methods of Sudan I–IV dyes. LC–UV–vis and LC–MS are the dominating methods for analysis of Sudan I–IV dyes. Sudan dyes
The fluorescence and UV spectra were measured with an FS5 fluorescence spectrophotometer (Edinburgh, Edinburgh, UK) and a U-3900 UV–vis spectrophotometer (Hitachi, Tokyo, Japan),
South Sudan Atomic Fluorescence Spectrometers Industry Life Cycle Historical Data and Forecast of South Sudan Atomic Fluorescence Spectrometers Market Revenues & Volume By Product Type for
Here, a simple and effective fluorescence (FL) assay platform has been developed for the detection of Sudan I–IV based on CsPbBr 3 perovskite quantum dots
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