Polycyclic aromatic hydrocarbons
Health effects due to exposure to polycyclic aromatic hydrocarbons from the petroleum reining industry
... Introduction: Polycyclic aromatic hydrocarbons (PaH) are a group of semi-volatile organic com- pounds composed of 2 or more aromatic rings, generated during incomplete combustion of or- ganic ...
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On line generation of third order liquid chromatography–excitation emission fluorescence matrix data Quantitation of heavy polycyclic aromatic hydrocarbons
... [22] S.A. Bortolato, J.A. Arancibia, G.M. Escandar, Non-trilinear chromatographic time retention–fluorescence emission data coupled to chemometric algorithms for the simultaneous determination of ten polycyclic ...
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Excitation emission fluorescence kinetic data obtained by Fenton degradation Determination of heavy polycyclic aromatic hydrocarbons by four way parallel factor analysis
... For the first time, a simple and environmentally friendly third-order/four-way calibration was applied for the simultaneous determination of five heavy-polycyclic aromatic hydrocarbons (PAHs) in ...
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TítuloOral bioavailability of polycyclic aromatic hydrocarbons in atmospheric particulate matter
... For the quantification step, in this case several surrogates were used, and each of them was necessary and associated to the quantification of a small group of analytes, which was done u[r] ...
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A reliable analytical approach based on gas chromatography coupled to triple quadrupole and time of flight mass analyzers for the determination and confirmation of polycyclic aromatic hydrocarbons in complex matrices from aquaculture activities
... Matrices analyzed included fish fillet, fish feed, fish oil and linseed oil.. optimized saponification and solid-phase extraction led to high efficiency in the elimination.[r] ...
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Bioremediation of polycyclic aromatic hydrocarbons (PAHs)-contaminated soil: process evaluation through composting and anaerobic digestion approach
... PAHs concentration influenced the degradation rate as observed in the different experiments. Fig. 3 presents the percentages of the remaining PAHs after 30 days of incubation, where Fig. 4 presents the response of the ...
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Chemometrics assisted excitation–emission fluorescence spectroscopy on nylon attached rotating disks Simultaneous determination of polycyclic aromatic hydrocarbons in the presence of interferences
... 4 Normalized solid-surface fluorescence SSF excitation A and emission B spectra for BaP blue, CRI black, BaA red, and DBA green, and the corresponding PARAFAC fluorescence excitation A a[r] ...
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Feasibility of the determination of polycyclic aromatic hydrocarbons in edible oils via unfolded partial least squares/residual bilinearization and parallel factor analysis of fluorescence excitation emission matrices
... Table 4 Part A Determination of the seven studied PAHs concentrations in presence of the remaining nine EPA-PAHs priority pollutants a in spiked organic EVOO samples using U-PLS/RBL and [r] ...
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Estudio sobre las incertidumbres asociadas al método de determinación de PAC’s
... eighteen polycyclic aromatic compounds (PACs) in ambient air by liquid chromatography with fluorescence detection ...eleven polycyclic aromatic hydrocarbons (PAHs), four nitropolycyclic ...
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Speciation of organic aerosols in the Saharan Air Layer and in the free troposphere westerlies [Discussion paper]
... Atlantic free troposphere: (i) the Saharan Air Layer – the warm, dry and dusty airstream that expands from North Africa to the Americas at subtropical and tropical latitudes – and (ii) the westerlies – which flows from ...
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Enhancement of the Performance of Perovskite Solar Cells, LEDs, and Optical Amplifiers by Anti Solvent Additive Deposition
... deficient aromatic compounds such as pyridine [14] and PCBM [15] have resulted in enhanced efficiencies associated to the passivation of such electron ...deficient aromatic compounds, nitrogen-containing ...
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Efecto del brócoli y sulforafano en dieta de tilapia (Oreochromis niloticus) sobre el estrés oxidativo provocado por hidrocarburos aromáticos policíclicosEffect of sulforaphane and broccoli diets of tilapia (Oreochromis niloticus) on the oxidative stress brought about by polycycle aromatic hydrocarbons
... The enzymatic system cytochrome P450 in fish is very important due to its participation in the detoxification of xenobiotic compounds such as polycyclic aromatic hydrocarbons (PAHs). During the ...
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View of Response of tomato plants to diesel fuel, gasoline and benzene
... Wastewater (produced water) is a byproduct of oil and natural gas extraction industry, originated in the formations holding oil and gas or from the water previously injected for oil and gas extraction (Clark and Veil, ...
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Environmental polycyclic aromatic hydrocarbon (PAH) exposure and DNA damage in Mexican children
... Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous pollutants presenting a public health risk, par- ticularly to children, a vulnerable ...
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Synthesis of non-centrosymmetric donor-acceptor-donor hexaazatriphenylene (HAT) derivatives
... Large two-dimensional molecules with extended π-systems such as polycyclic aromatic hydrocarbons (PAHs) are the subject of increasing interest as a consequence of their technological applications. 1 ...
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Claudia Romo-Gómez, Scott Monks, Griselda Pulido-Flores y Alberto José Gordillo-Martínez DETERMINACIÓN DE HIDROCARBUROS AROMÁTICOS POLICÍCLICOS (PAHS ) EN AGUAS SUPERFICIALES Y SEDIMENTOS DEL LAGO TECOCOMULCO, MÉXICO (en inglés)
... To evaluate the environmental quality of bodies of water it is essential to know the risk that using it represents to human health, as well as to the floral and fauna present. This information is de- rived from knowledge ...
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Evaluación de la distribución de contaminantes orgánicos persistentes (COPs) en aire en la zona de la cuenca del Plata mediante muestreadores pasivos artificiales
... (PAHs: Polycyclic Aromatic Hydrocarbons; PCBs: Polychlorinated Biphenyls; OCLPs: Organochlorine Pesticides, including Endos: Endosulfans, DDTs: diclorodiphenyltricloroethane and its metabolites DDE ...
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Structure-activity relationships of several anisidine and dibenzanthracene isomers in the w/w+ somatic assay of Drosophila melanogaster
... the aromatic amines (AAs) ortho-anisidine (o-AN), meta-anisidine (m-AN), and para-anisidine (p-AN) and the polycyclic aromatic hydrocarbons (PAHs) 1,2;3,4-dibenzanthracene (1,2;3,4-DBA) and ...
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Human health risk assessment of exposure to environmental pollutants in the chemical / petrochemical industrial area of Tarragona (Catalonia, Spain)
... The determination of trace chemicals content in crude oils has been a widely used practice, carried out mainly by petrochemical industries, as a way to know the purity grade of the materials that are being purified (Ali ...
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Phenylketonuria (PKU): Screening and Management
... Pathophysiological mechanisms in dopa-responsive dystonia and regulation of the aromatic amino acid hydroxylases (tyrosine hydroxylase, tetrahydrobiopterin, phenylalanine) [dissertation][r] ...
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