The three-dimensional structure of 3,3',4,4'-tetrachlorobiphenyl, a dioxin-like polychlorinated biphenyl (PCB).

abstract：:In the present study, sorption and detoxification of malachite green (MG) dye was executed using biochar resulting after pyrolysis of agro-industrial waste at 400, 600 and 800 °C. Maximum sorption of MG dye (3000 mg/L) was observed on the sugarcane bagasse biochar (SCB) prepared at 800 °C. The interactive effects of d...

journal_title：Chemosphere

authors： Vyavahare GD,Gurav RG,Jadhav PP,Patil RR,Aware CB,Jadhav JP

更新日期：2018-03-01 00:00:00

abstract：:The herbicide glyphosate and the insecticide cypermethrin are key pesticides of modern management in soy and corn cultures. Although these pesticides are likely to co-occur in ephemeral ponds or aquatic systems supporting amphibian wildlife, the toxicological interactions prevailing in mixtures of these two pesticides...

journal_title：Chemosphere

authors： Brodeur JC,Poliserpi MB,D'Andrea MF,Sánchez M

更新日期：2014-10-01 00:00:00

abstract：:To study the time trend of PCDD, PCDF and dl-PCB levels in the muscle of herring from the Western Baltic Sea, samples were collected in 2006 at the same fishing locations as in 1999. The results demonstrated no obvious change in contamination levels based on content in fat during the last 7 years. The site-dependent i...

journal_title：Chemosphere

authors： Karl H,Bladt A,Rottler H,Ludwigs R,Mathar W

更新日期：2010-01-01 00:00:00

abstract：:Chlorinated aromatic compounds in (waste) gases can be removed and/or dehalogenated by passing over a bed of activated carbon (AC) in a hydrogen containing atmosphere. Dehalogenation of the model compound chlorobenzene (PhCl) to HCl is complete at 490 degrees C--rather than the approximately 900 degrees C needed for t...

journal_title：Chemosphere

authors： Santoro D,de Jong V,Louw R

更新日期：2003-03-01 00:00:00

abstract：:A large number of emerging contaminants (ECs) are known to persist in surface waters, and create pressure on wastewater treatment works (WWTW) for their effective removal. Although a large database for the levels of these pollutants in water systems exist globally, there is still a lack in the correlation of the level...

journal_title：Chemosphere

authors： Archer E,Petrie B,Kasprzyk-Hordern B,Wolfaardt GM

更新日期：2017-05-01 00:00:00

abstract：:To gain systematic technology for long-chain dicarboxylic acids (LDCA) manufacturing wastewater treatment, catalytic micro-electrolysis (CME) coupling with adsorption-biodegradation sludge (AB) process was studied. Firstly, novel catalytic-ceramic-filler was prepared from scrap iron, clay and copper sulfate solution a...

journal_title：Chemosphere

authors： Wu S,Qi Y,Fan C,He S,Dai B,Huang J,Zhou W,Gao L

更新日期：2016-02-01 00:00:00

abstract：:Sesuvium portulacastrum (L.) L., a facultative halophyte, is considered a suitable candidate for the phytoremediation of metals. An investigation of As accumulation and tolerance was conducted in Sesuvium plants upon exposure to As(V) (100-1000 μM) for 30 d. Plants demonstrated a good growth even after prolonged expos...

journal_title：Chemosphere

authors： Lokhande VH,Srivastava S,Patade VY,Dwivedi S,Tripathi RD,Nikam TD,Suprasanna P

更新日期：2011-01-01 00:00:00

abstract：:The environmental behaviour of a persistent organic pollutant (POP) is mainly controlled by its persistence, its tendency to undergo long-range transport (LRT) and its physicochemical properties. Atmospheric half-life is one of the criteria commonly used to study air persistence and LRT potential. For the 12 UNEP POPs...

journal_title：Chemosphere

authors： Gramatica P,Consolaro F,Pozzi S

更新日期：2001-05-01 00:00:00

abstract：:Aroclor 1242 contains a high percentage of lightly chlorinated congeners, which makes it susceptible to congener profile alterations as a result of physical-chemical environmental weathering by water washing, evaporation, and volatilization. The analysis of the variability of congener profiles in paper sludge samples ...

journal_title：Chemosphere

authors： Saba T,Boehm PD

更新日期：2011-02-01 00:00:00

abstract：BACKGROUND:As one of the most common endocrine-disrupting chemicals (EDCs), bisphenol A (BPA) is a threat to aquatic ecosystems. Despite a rich literature addressing the adverse effects of BPA on various systems in fish models, the potential impact of parental BPA exposure on offspring pharyngeal cartilage development ...

journal_title：Chemosphere

authors： Huang W,Zheng S,Xiao J,Liu C,Du T,Wu K

更新日期：2020-06-01 00:00:00

abstract：:This study evaluates the reliability of serum measurements of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and toxicity equivalence (TEQ) in individuals with no prior exposure to TCDD or dioxin-like compounds above background levels. Reliability was measured over three time-periods in the same individuals. TCDD and TEQ ...

journal_title：Chemosphere

authors： Shadel BN,Evans RG,Roberts DW

更新日期：2000-05-01 00:00:00

abstract：:A previous study using a suite of hepatic enzymatic biomarker in two demersal fish species (Lepidorhombus boscii and Callionymus lyra) indicated exposure of the fish to the hydrocarbons in the oil spilled by the Prestige five months after the accident. The main objective of this follow-up study is to determine whether...

journal_title：Chemosphere

authors： Martínez-Gómez C,Fernández B,Valdés J,Campillo JA,Benedicto J,Sánchez F,Vethaak AD

更新日期：2009-02-01 00:00:00

abstract：:Perfluoroalkyl acids (PFAs), one kind of emerging contaminants, have attracted great attentions in recent years. However, the study about their bioaccumulation mechanism remains scarce. In this research, the bioaccumulation of six kinds of PFAs in water flea Daphnia magna was studied. The uptake rates of PFAs in D. ma...

journal_title：Chemosphere

authors： Dai Z,Xia X,Guo J,Jiang X

更新日期：2013-02-01 00:00:00

abstract：:Perchlorate (ClO(4)(-)), which is used as an oxidizer in jet and rocket fuels, pyrotechnic devices and explosives, is a widespread contaminant in surface waters and groundwater of many countries. Perchlorate is known to affect thyroid function. Despite the compound's widespread occurrence and potential health effects,...

journal_title：Chemosphere

authors： Kannan K,Praamsma ML,Oldi JF,Kunisue T,Sinha RK

更新日期：2009-06-01 00:00:00

abstract：:Pyriproxyfen is an insecticide used worldwide that acts as a biomimetic of juvenile hormone. This study investigated metabolic and synaptic impairments triggered by pyriproxyfen using zebrafish acetylcholinesterase (zbAChE) and mitochondria as markers. A brain zbAChE assay was performed in vitro and in vivo covering a...

journal_title：Chemosphere

authors： Azevedo RDS,Falcão KVG,Assis CRD,Martins RMG,Araújo MC,Yogui GT,Neves JL,Seabra GM,Maia MBS,Amaral IPG,Leite ACR,Bezerra RS

更新日期：2021-01-01 00:00:00

abstract：:The hygroscopicity of aerosols is dependent upon their chemical composition. When their chemical compositions are altered, the water content in aerosols often changes, which may further modify phase behaviour. However, the study of phase behaviour dependence on chemical reactions is still limited. In this work, intern...

journal_title：Chemosphere

authors： Yang H,Wang N,Pang SF,Zheng CM,Zhang YH

更新日期：2019-01-01 00:00:00

abstract：:This review focuses on heterogeneous photocatalysis of perfluoroalkyl substances (PFAS) which are of worldwide concern as emerging persistent organic contaminants. Heterogeneous photocatalysis is an effective and advanced technology for PFAS removal from water with relatively high efficacy. During photocatalysis, vari...

journal_title：Chemosphere

authors： Xu B,Ahmed MB,Zhou JL,Altaee A,Wu M,Xu G

更新日期：2017-12-01 00:00:00

abstract：:The occurrence and fate of twenty-one pharmaceutically active compounds (PhACs) were investigated in different steps of the largest wastewater treatment plant (WWTP) in Southwest China. Concentrations of these PhACs were determined in both wastewater and sludge phases by a high-performance liquid chromatography couple...

journal_title：Chemosphere

authors： Yan Q,Gao X,Huang L,Gan XM,Zhang YX,Chen YP,Peng XY,Guo JS

更新日期：2014-03-01 00:00:00

abstract：:The attapulgite supported nanoscale zero-valent iron composite (AT-nZVI) was synthesized and used for Cr(VI) removal. X-ray diffraction (XRD) and transmission electron microscope (TEM) indicated that nZVI particles were well distributed and immobilized on the attapulgite surface. Batch experiments of Cr(VI) removal we...

journal_title：Chemosphere

authors： Zhang W,Qian L,Ouyang D,Chen Y,Han L,Chen M

更新日期：2019-04-01 00:00:00

abstract：:Magnetic-cored dendrimers (MDs) with amino groups were prepared with the formation of poly(amidoamine) dendrimer on the surface of magnetite nanoparticles (MNPs). The experiment involved the binding of four different heavy metal ions including Pb (II), Cu (II), Zn (II), and Cr (VI). Density functional theory (DFT) cal...

journal_title：Chemosphere

authors： Kim HR,Boukhvalov DW,Lee SJ,Park JW

更新日期：2018-11-01 00:00:00

abstract：:In this study, the acute toxicity of the organophosphorous pesticides dichlorvos and chlorpyrifos to two different species of Artemia (A. salina and A. parthenogenetica) was evaluated. In addition, the in vivo effect of these two pesticides on cholinesterase (ChE) activity of both A. salina and A. parthenogenetica was...

journal_title：Chemosphere

authors： Varó I,Navarro JC,Amat F,Guilhermino L

更新日期：2002-08-01 00:00:00

abstract：:The quantity and spectroscopic features of dissolved organic matter (DOM) in treated wastewaters were studied for up to 57 facilities across 12 industrial categories to evaluate the potential influences of the effluents on downstream ecosystems and the feasibility of spectroscopic techniques in discriminating pollutio...

journal_title：Chemosphere

authors： Yang L,Han DH,Lee BM,Hur J

更新日期：2015-05-01 00:00:00

abstract：:Toxicities of the marine algae Alexandrium minutum and its excreted gonyautoxins (GTXs) to the marine crustacean Artemia salina were investigated. Mortality was observed for neither larvae nor adult A. salina exposed to A. minutum at a density of 5000 cells/mL or 0.5 μM GTX2/3. After exposure, the full transcriptome o...

journal_title：Chemosphere

authors： Yi X,Zhang K,Liu R,Giesy JP,Li Z,Li W,Zhan J,Liu L,Gong Y

更新日期：2020-01-01 00:00:00

abstract：:Acute ecological impacts of co-contamination of polycyclic aromatic hydrocarbons (PAHs) and heavy metals on diversity and composition of coastal benthic prokaryotes were unclear. We took pyrene (Pyr) and cadmium (Cd) as the representatives and mimicked an eight-week exposure of moderate and high levels of Pyr, Cd and ...

journal_title：Chemosphere

authors： Ding Q,Huang X,Hu H,Hong M,Zhang D,Wang K

更新日期：2017-12-01 00:00:00

abstract：:Detailed geochemistry similarities between the burning coal cleaning rejects (BCCRs) and non-anthropogenic geological environments are outlined here. While no visible flames were detected, this research revealed that auto-combustion existed in the studied area for many years. The occurrence of several amorphous phases...

journal_title：Chemosphere

authors： Sehn JL,de Leão FB,da Boit K,Oliveira ML,Hidalgo GE,Sampaio CH,Silva LF

更新日期：2016-03-01 00:00:00

abstract：:Studies by researchers worldwide have revealed that, even in industrialised nations, people, infants and the aged in particular, are even more exposed to neurotoxic drugs as a consequence of the increased quantity of pesticide residues in food. This phenomenon, as underlined by The Worldwatch Institute (2006), is link...

journal_title：Chemosphere

authors： Amaroli A,Aluigi MG,Falugi C,Chessa MG

更新日期：2013-02-01 00:00:00

abstract：:The experimental data on the bacterial reverse mutation test on C60 nanoparticles (TA100) is examined as an endpoint. By means of the optimal descriptors calculated with the Monte Carlo method a mathematical model of the endpoint has been built up. The model is the mathematical function of (i) dose (g/plate); (ii) met...

journal_title：Chemosphere

authors： Toropov AA,Toropova AP

更新日期：2014-06-01 00:00:00

abstract：:The Escambia Wood Treating Company (ETC) Superfund site, Pensacola, FL, is contaminated with polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans (PCDD/F), benzo(a)pyrene, lead and arsenic from pentachlorophenol (PCP), creosote, and other compounds used to treat utility poles and foundation pilings. Alt...

journal_title：Chemosphere

authors： Karouna-Renier NK,Rao KR,Lanza JJ,Davis DA,Wilson PA

更新日期：2007-10-01 00:00:00

abstract：:Technetium-99 was determined in samples from the 30-km zone around the Chernobyl reactor. Concentrations of 99Tc in soil samples taken from three forest sites ranged from 1.1 to 14.1 Bq kg-1 dry weight for the organic soil layers, and from 0.13 to 0.83 Bq kg-1 dry weight for the mineral soil layers. In particular, for...

journal_title：Chemosphere

authors： Uchida S,Tagami K,Rühm W,Wirth E

更新日期：1999-12-01 00:00:00

abstract：:To assess the effectiveness of the injected activated carbon, cement, and sulfur-containing chelating agent in controlling polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs) release from the surface of air pollution control (APC) residues, this study examined the leachability of PCDD/Fs from APC residues ge...

journal_title：Chemosphere

authors： Hsi HC,Wang LC,Yu TH

更新日期：2007-04-01 00:00:00