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Abby A Li et al.
Neurotoxicology, 31(3), 247-258 (2010-02-23)
The potential for neurotoxicological and immunotoxicological effects of ethylbenzene was studied in young adult Crl:CD(SD) rats following 90-day oral (neurotoxicity) or 28-day inhalation (immunotoxicity) exposures. In the neurotoxicity study, ethylbenzene was administered orally via gavage twice daily at 0, 25
Carla G A da Silva et al.
Journal of chromatography. A, 1260, 81-87 (2012-09-12)
Endcapped stationary phases were prepared after thermal immobilization of poly(methyloctadecylsiloxane) (PMODS) onto zirconized and titanized silica supports. These new stationary phases have lower densities of residual hydroxyl groups, according to infrared spectroscopy and 29Si CP-MAS NMR and as shown by
Wei-Wei Zhao et al.
Journal of chromatography. A, 1370, 121-128 (2014-12-03)
Metal-organic frameworks (MOFs) have great potential for applications in chromatography due to their highly tailorable porous structures and unique properties. In this work, the stable MOF UiO-66 was evaluated as both a normal-phase (NP-) and a reverse-phase (RP-) stationary phase
Hassan Karimi-Maleh et al.
Biosensors & bioelectronics, 48, 270-275 (2013-05-28)
A carbon paste electrode (CPE) modified with (9, 10-dihydro-9, 10-ethanoanthracene-11, 12-dicarboximido)-4-ethylbenzene-1, 2-diol (DEDE) and NiO/CNTs nanocomposite was used for the sensitive voltammetric determination of cysteamine (CA), nicotinamide adenine dinucleotide (NADH) and folic acid (FA) for the first time. The synthesized
Negar Saedi et al.
Biomedical chromatography : BMC, 34(4), e4800-e4800 (2020-01-30)
The aim of this study was to develop a new method for the determination of benzene, toluene, ethylbenzene and xylene isomers (BTEXs) in urine samples. In this method, MIL-100(Fe)@Fe3 O4 @SiO2 metal-organic framework was synthesized, characterized and packed inside a
Habib Bagheri et al.
Journal of chromatography. A, 1375, 8-16 (2014-12-17)
In the present work, the roles of inorganic oxide nanoparticles on the extraction efficiency of polyethylene terephthalate-based nanocomposites were extensively studied. Four fiber coatings based on polyethylene terephthalate nanocomposites containing different types of nanoparticles along with a pristine polyethylene terephthalate
Andreia Neves Fernandes et al.
Bulletin of environmental contamination and toxicology, 92(4), 455-459 (2014-02-18)
This study examined surface water samples for the presence of the monoaromatic hydrocarbons benzene, toluene, ethylbenzene and xylene. Water samples were collected from the sub-basin of the Tegas River and the Marrecas Stream microbasin located in the metropolitan region of
Cheng Peng et al.
Journal of hazardous materials, 284, 10-18 (2014-12-03)
BTEX is a group of volatile organic compounds consisting of benzene, toluene, ethylbenzene and xylenes. Environmental contamination of BTEX can occur in the groundwater with their effects on the aquatic organisms and ecosystem being sparsely studied. The aim of this
Sonal Dalvi et al.
Applied and environmental microbiology, 80(21), 6664-6676 (2014-08-26)
Arhodomonas sp. strain Seminole was isolated from a crude oil-impacted brine soil and shown to degrade benzene, toluene, phenol, 4-hydroxybenzoic acid (4-HBA), protocatechuic acid (PCA), and phenylacetic acid (PAA) as the sole sources of carbon at high salinity. Seminole is
Ethylbenzene.
Reviews of environmental contamination and toxicology, 106, 123-131 (1988-01-01)
Ali Sarafraz-Yazdi et al.
Journal of chromatography. A, 1418, 21-28 (2015-09-29)
In this research, poly (ethylene glycol)-poly (ethylene glycol) grafted flower-like cupric oxidenano particles (PEG-PEG-g-CuO NPs) as a novel fiber coating of solid-phase microextraction (SPME) were synthesized by using sol-gel technology. This fiber was successfully applied to extract and determine the
Jian Wang et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 107, 1-7 (2013-02-19)
In this work, the structures and normal vibrations of p-difluorobenzene and ethylbenzene in the first excited state have been studied using resonant two-photon ionization spectrum and ab initio quantum chemical calculations. A vibronic spectrum of p-difluorobenzene has been reinvestigated in
Minghui Fan et al.
Bioresource technology, 143, 59-67 (2013-06-20)
Transformation of lignin to ethylbenzene can provide an important bulk raw material for the petrochemical industry. This work explored the production of ethylbenzene from lignin through the directional catalytic depolymerization of lignin into the aromatic monomers followed by the selective
A A Toropov et al.
European journal of medicinal chemistry, 43(4), 714-740 (2007-07-17)
Simplified molecular input line entry system (SMILES) has been utilized in constructing quantitative structure-property relationships (QSPR) for octanol/water partition coefficient of vitamins and organic compounds of different classes by optimal descriptors. Statistical characteristics of the best model (vitamins) are the
Leigh Henderson et al.
Mutation research, 635(2-3), 81-89 (2007-05-08)
Ethylbenzene is an important industrial chemical that has recently been classified as a possible human carcinogen (IARC class 2B). It induces tumours in rats and mice, but neither the relevance of these tumours to humans nor their mechanism of induction
W Tang et al.
Toxicology, 144(1-3), 39-50 (2000-04-27)
In the present studies, human exposure to styrene and to ethylbenzene (EB) is assessed on the basis of literature data. Total styrene and total EB exposure result from inhalation and from food intake. Styrene and EB inhaled represent the greatest
Mahmoud D Eljack et al.
Journal of chromatography. A, 1383, 1-7 (2015-01-28)
Fulvic acid (FA), the most important water soluble fraction of humic substances in nature, is known to form aggregate pseudophase and complexes with organic and inorganic species. Here, we report a novel equilibrium headspace gas chromatography (eHSGC) and a two-step
Ch Vlachokostas et al.
Environmental pollution (Barking, Essex : 1987), 177, 125-134 (2013-03-19)
Emission from road traffic has become the most important source of local air pollution in numerous European cities. Epidemiological research community has established consistent associations between traffic-related substances and various health outcomes. Nevertheless, the vast majority of urban areas are
Ann Kambhu et al.
Chemosphere, 89(6), 656-664 (2012-07-11)
The development of slow-release chemical oxidants for sub-surface remediation is a relatively new technology. Our objective was to develop slow-release persulfate-paraffin candles to treat BTEX-contaminated groundwater. Laboratory-scale candles were prepared by heating and mixing Na(2)S(2)O(8) with paraffin in a 2.25
Jordan Wilson et al.
International journal of phytoremediation, 15(3), 257-267 (2013-03-16)
Numerous studies have demonstrated trees' ability to extract and translocate moderately hydrophobic contaminants, and sampling trees for compounds such as BTEX can help delineate plumes in the field. However, when BTEX is detected in the groundwater, detection in nearby trees
Sherilyn A Gross et al.
Journal of the Air & Waste Management Association (1995), 63(4), 424-432 (2013-05-22)
Concerns have arisen among the public regarding the potentialfor drinking-water contamination from the migration of methane gas and hazardous chemicals associated with hydraulic fracturing and horizontal drilling. However, little attention has been paid to the potentialfor groundwater contamination resulting from
M Rezazadeh Azari et al.
The international journal of occupational and environmental medicine, 3(1), 39-44 (2012-10-02)
Benzene, toluene, ethylbenzene and xylene (BTEX) are the most important toxic volatile compounds in the air and could be easily absorbed through the respiratory tract. In recent years, the risk of exposure to BTEX compounds, especially benzene as a carcinogen
Alfonso Pérez-Garrido et al.
Bioorganic & medicinal chemistry, 17(2), 896-904 (2008-12-06)
This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoretical molecular descriptors, calculated solely from the molecular structure of the compounds under investigation
You-Ya Zhou et al.
Environmental monitoring and assessment, 185(4), 3037-3048 (2012-09-11)
A method based on headspace (HS) sampling coupling with portable gas chromatography (GC) with photo ionization detector (PID) was developed for rapid determination of benzene, toluene, ethylbenzene, and xylenes (BTEX) in soils. Optimal conditions for HS gas sampling procedure were
Tieyu Wang et al.
Ecotoxicology and environmental safety, 104, 357-364 (2014-04-17)
The contamination status and health risks of benzene, toluene, ethylbenzene and xylene (BTEX) in air, soil, dust and groundwater were evaluated in a pesticide chemical region located in Hebei province, China. The concentrations of BTEX in air ranged from 7.80
Ethylbenzene.
IARC monographs on the evaluation of carcinogenic risks to humans, 77, 227-266 (2000-12-02)
Tiina J Kauppila et al.
Journal of the American Society for Mass Spectrometry, 25(11), 1870-1881 (2014-09-25)
A novel, gas-tight API interface for gas chromatography-mass spectrometry was used to study the ionization mechanism in direct and dopant-assisted atmospheric pressure photoionization (APPI) and atmospheric pressure laser ionization (APLI). Eight analytes (ethylbenzene, bromobenzene, naphthalene, anthracene, benzaldehyde, pyridine, quinolone, and
Enza Palma et al.
New biotechnology, 53, 41-48 (2019-07-01)
Microbial electrochemical technologies (MET) are increasingly being considered for in situ remediation of contaminated groundwater. However, their application potential for the simultaneous treatment of complex mixtures of organic and inorganic contaminants, has been only marginally explored. Here we have analyzed
Devender Goud et al.
Chemistry, an Asian journal, 14(24), 4819-4827 (2019-11-13)
Intermetallic compounds (IMCs) composed of transition metals and post-transition metals function as superior heterogeneous catalysts in comparison to their monometallic and bimetallic alloy counterparts. Rendering IMCs in their nanomaterial iterations further enhances their efficiency. Herein, we demonstrate the role of
Carla B Vidal et al.
Journal of environmental management, 112, 178-185 (2012-08-28)
Various technologies have been used for the treatment and remediation of areas contaminated by BTEX (benzene, toluene, ethylbenzene and xylenes), which are organic compounds that are of particular concern due to their toxicity. Potential applications of synthetic zeolites for environmental
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