An efficiently sustainable dextran-based flocculant: Synthesis, characterization and flocculation.

abstract：:This study investigated the abatement of a number of antimicrobials frequently detected in municipal wastewater by conventional ozonation and a recently developed ozone-based advanced oxidation process, the electro-peroxone (E-peroxone) process. A synthetic water and a real secondary wastewater effluent were spiked wi...

journal_title：Chemosphere

authors： Wang H,Mustafa M,Yu G,Östman M,Cheng Y,Wang Y,Tysklind M

更新日期：2019-11-01 00:00:00

abstract：:To understand human exposure to dust-associated flame retardants in the biggest metropolitan area (city of Shanghai) of East China, our study determined a suite of legacy and emerging flame retardants in dust from dwellings, cars, and university computer labs. The results exhibited a consistent dominance of organophos...

journal_title：Chemosphere

authors： Peng C,Tan H,Guo Y,Wu Y,Chen D

更新日期：2017-11-01 00:00:00

abstract：:To study the recent contamination history of DDT (1,1,1-trichloro-2,2-bis(chlorophenyl)ethane) and its metabolites, as well as methoxychlor (1,1,1-trichloro-2,2-bis(p-methoxyphenyl)ethane), chlorfenson (4-chlorophenyl-p-chlorobenzenesulfonate), and further halogenated aromatics, a sediment core was collected from the ...

journal_title：Chemosphere

authors： Heim S,Ricking M,Schwarzbauer J,Littke R

更新日期：2005-12-01 00:00:00

abstract：:Zeranol is an approved but controversial growth-promoting agent for livestock in North America. It is a mycotoxin metabolite secreted by the Fusarium family fungi. The regulatory bodies in this region have established the acceptable daily intake and exposure below the level would not significantly increase the health ...

journal_title：Chemosphere

authors： Tan YQ,Li Q,Wang L,Chiu-Leung LC,Leung LK

更新日期：2020-08-01 00:00:00

abstract：:An approach to enable a preliminary risk assessment of unknown genotoxic compounds formed by MP UV/H2O2 treatment of nitrate rich water, is described. Since the identity and concentration of specific genotoxic compounds is not established yet, a compound specific risk assessment cannot be performed. This limitation is...

journal_title：Chemosphere

authors： Martijn BJ,Van Rompay AR,Penders EJ,Alharbi Y,Baggelaar PK,Kruithof JC,Rietjens IM

更新日期：2016-02-01 00:00:00

abstract：:Neonicotinoid insecticides (NEOs) are widely used in agricultural production processes in China and worldwide. NEOs have been an increasing concern because of their potential toxicity to nontarget organisms. However, studies that focused on human exposure to NEOs in China are limited. In this study, levels of six pare...

journal_title：Chemosphere

authors： Zhang N,Wang B,Zhang Z,Chen X,Huang Y,Liu Q,Zhang H

更新日期：2021-02-01 00:00:00

abstract：:Lipids generally represent the major matrix contributing to the absorptive capacity for hydrophobic organic contaminants in aquatic ecosystems. The aim of the present study was to determine whether contaminants partition to a different degree to the different storage lipid classes: wax ester (WE) and triacylglycerol (...

journal_title：Chemosphere

authors： Ruus A,Allan IJ,Bæk K,Borgå K

更新日期：2021-01-01 00:00:00

abstract：:In the current study the dynamics of glucocorticoid uptake by zebrafish chorionated embryos from the surrounding medium were studied, using 2.5 μM cortisol or dexamethasone solutions complemented with their tritiated variant. We measured the uptake of radioactive cortisol by embryos during a 1 h submersion. Interestin...

journal_title：Chemosphere

authors： Steenbergen PJ,Bardine N,Sharif F

更新日期：2017-09-01 00:00:00

abstract：:Chlorinated volatile organic compounds, such as tetrachloroethylene (PCE), are the most commonly detected toxic contaminants in groundwater. In this study, the performance of PCE removal by a microbial consortium combined with nZVI modified by layered double hydroxide (nZVI-LDH) was evaluated. The enriched PCE-degradi...

journal_title：Chemosphere

authors： Wang Q,Song X,Tang S,Yu L

更新日期：2020-03-01 00:00:00

abstract：:Perfluoroalkyl acids (PFAAs) and their precursors have been used in various consumer products. However, limited information regarding their occurrence and concentration levels in products is available. In this study, we investigated 18 PFAAs and 14 PFAA precursors in various categories of consumer products purchased i...

journal_title：Chemosphere

authors： Ye F,Zushi Y,Masunaga S

更新日期：2015-05-01 00:00:00

abstract：:Arsenic and nickel are common contaminants that usually co-exist in many contaminated natural and mining environments. More research on the interaction of these two contaminants is needed such as their coordination structure and occurrence state at mineral-water interfaces. In this study, we investigated the structure...

journal_title：Chemosphere

authors： Wang C,Cui Y,Zhang J,Gomez M,Wang S,Jia Y

更新日期：2018-09-01 00:00:00

abstract：:Natural occurring metal-tolerant microbial population have replaced conventional expensive metal remediation approach since the last few years. The present study focuses on investigating the potential of a copper-tolerant plant growth promoting rhizobacterial strain Brevundimonas diminuta MYS6 for Cu bioremediation, p...

journal_title：Chemosphere

authors： Rathi M,K N Y

更新日期：2021-01-01 00:00:00

abstract：:Oxidative degradation of Alizarin Red S (ARS) in aqueous solutions by using electro-Fenton was studied. At first, effect of operating parameters such as current density, aeration rate and initial pH on the degradation of ARS were studied by using UV-vis spectrum, respectively. Then, under the optimal operating conditi...

journal_title：Chemosphere

authors： Lai B,Zhou Y,Wang J,Yang Z,Chen Z

更新日期：2013-11-01 00:00:00

abstract：:We determined the maximum amounts of added phenanthrene, chrysene, and 2,5-dichlorobiphenyl sorbed onto high-energy adsorption sites in a sediment on bi-solute experiments. The bi-solute pairs were phenanthrene/chrysene and phenanthrene/2,5-dichlorobiphenyl. On the bi-solute sorption experiments, one solute was introd...

journal_title：Chemosphere

authors： Morelis S,van den Heuvel H,van Noort PC

更新日期：2007-08-01 00:00:00

abstract：:Target compound analysis with scanning mass spectrometers such as quadrupole or magnetic sector instruments is used extensively in environmental chemistry because of the selectivity, sensitivity, and robustness. Yet, target compound analysis selectively ignores the majority of compounds present in a sample, especially...

journal_title：Chemosphere

authors： Byer JD,Pacepavicius G,Lebeuf M,Brown RS,Backus S,Hodson PV,Alaee M

更新日期：2014-12-01 00:00:00

abstract：:Atmosphere contamination management is one of the most important features in pollution risk management. The worldwide rise in tourism increases apprehension about its probable destructive conservation influence on various aspects of global conservation. One of the principal dangers increased by tourism-based modes of ...

journal_title：Chemosphere

authors： Silva LFO,Pinto D,Neckel A,Oliveira MLS,Sampaio CH

更新日期：2020-09-01 00:00:00

abstract：:To ensure an appropriate management of potential health risks and uncertainties from the release of trace organic chemicals (TOrCs) into the aqueous environment, many countries have evaluated and implemented strategies to manage TOrCs. The aim of this study was to evaluate existing management strategies for TOrCs in d...

journal_title：Chemosphere

authors： Bieber S,Snyder SA,Dagnino S,Rauch-Williams T,Drewes JE

更新日期：2018-03-01 00:00:00

abstract：:Atmospheric emissions of neonicotinoid seed treatment insecticides as particulate matter in field crops occur mainly for two reasons: 1) due to abraded dust of treated seed generated during planting using vacuum planters, and 2) as a result of disturbances (tillage or wind events) in the surface of parental soils whic...

journal_title：Chemosphere

authors： Forero LG,Limay-Rios V,Xue Y,Schaafsma A

更新日期：2017-12-01 00:00:00

abstract：:The current study aimed to investigate the impacts of different concentrations of GO/PANI nanocomposites (25, 50 and 100 mg L-1), in comparison with GO and PANI, on seed germination behaviors, morpho-physiological and biochemical traits in intact (mucilaginous) and demucilaged seeds, and young seedlings of the medicin...

journal_title：Chemosphere

authors： Hatami M,Hosseini SM,Ghorbanpour M,Kariman K

更新日期：2019-10-01 00:00:00

abstract：:The effluents of wastewater treatment plants, usually directly emitted to the environment, often contain the anti-inflammatory drug diclofenac (DCF). The paper investigates DCF elimination using irradiation technology. Hydroxyl radical and hydrated electron reactive intermediates resulting from water radiolysis effect...

journal_title：Chemosphere

authors： Homlok R,Takács E,Wojnárovits L

更新日期：2011-10-01 00:00:00

abstract：:Polychlorinated dibenzo-p-dioxins (PCDD) and polychlorinated dibenzofurans (PCDF) were introduced into the biosphere on a large scale as by-products from the manufacture of chlorinated phenols and the incineration of wastes. Due to their high toxicity they have been the subject of great public and scientific scrutiny....

journal_title：Chemosphere

authors： Field JA,Sierra-Alvarez R

更新日期：2008-04-01 00:00:00

abstract：:Transformation processes of nitroaromatic compounds (NAC) are described that lead to polar and highly hydrophilic metabolites in ammunition waste water. For the identification of proposed metabolites, several analytical methods for the separation and determination of these compounds were developed and applied to the i...

journal_title：Chemosphere

authors： Schmidt TC,Steinbach K,von Löw E,Stork G

更新日期：1998-09-01 00:00:00

abstract：:Domestic and industrial wastewater treatment systems are vital in the protection of natural ecosystems and human health. Identification of microbial communities in the systems is essential to stable treatment performance. However, the current tools of microbial community analysis are labor intensive and time consuming...

journal_title：Chemosphere

authors： Nakajima M,Hirano R,Okabe S,Satoh H

更新日期：2021-01-01 00:00:00

abstract：:This study shows the design, synthesis and evaluation of eco(phyto)toxic and herbicidal activities of quaternary ammonium salts (QASs), derived from haloacetic acids, in context of the search for safer alternatives to the commonly used herbicide, N-(phosphonomethyl)glycine (glyphosate). The structure of the investigat...

journal_title：Chemosphere

authors： Turek M,Biczak R,Pawłowska B,Różycka-Sokołowska E,Marciniak B,Deska M,Skalik J,Bałczewski P

更新日期：2018-03-01 00:00:00

abstract：:In natural environments, humic substances (HS) play a key role in the control of Cd stability by forming Cd-HS complexes. In this study, we investigated the influence of the photo-irradiation on the Cd levels remaining in Leonardite humic acid (HA) standard solution after chemical precipitation. The kinetic experiment...

journal_title：Chemosphere

authors： Jia Y,Zhao T,Zhao N,Wei H,Zhang W,Qiu R

更新日期：2019-06-01 00:00:00

abstract：:DNA, as the signature of life, has been extensively studied in a wide range of environments. While DNA analysis has become central to work on natural gene exchange, forensic analyses, soil bioremediation, genetically modified organisms, exobiology, and palaeontology, fundamental questions about DNA resistance to degra...

journal_title：Chemosphere

authors： Poté J,Mavingui P,Navarro E,Rosselli W,Wildi W,Simonet P,Vogel TM

更新日期：2009-04-01 00:00:00

abstract：:Mine wastes from abandoned exploitations are sources of high concentrations of hazardous metal(oid)s. Although these contaminants can be attenuated by sorbing to secondary minerals, in this work we identified a mechanism for long-distance dispersion of arsenic and metals through their association to mobile colloids. W...

journal_title：Chemosphere

authors： Gomez-Gonzalez MA,Villalobos M,Marco JF,Garcia-Guinea J,Bolea E,Laborda F,Garrido F

更新日期：2018-04-01 00:00:00

abstract：:In this work, the photocatalytic degradation of aqueous microcystin-LR was studied using TiO(2) and ZnO as photocatalysts. The process was optimised and characterised at the bench scale (200 mL); both semiconductors exhibited a high degradation capacity at reaction times of 1 min (degradation greater than 95%). The tr...

journal_title：Chemosphere

authors： Jacobs LC,Peralta-Zamora P,Campos FR,Pontarolo R

更新日期：2013-01-01 00:00:00

abstract：:In situ bioassays provide valuable information about the environment and offer more realistic results than usual laboratory experiments. The aim of this study was to evaluate the quality of water bodies from the lower Paraná River basin, the second most important in South America, through analysis of physiochemical pa...

journal_title：Chemosphere

authors： Peluso J,Pérez Coll CS,Aronzon CM

更新日期：2021-01-11 00:00:00

abstract：:Pharmaceuticals and personal care products may enter the terrestrial environment through the amendment of agricultural soils with manure or biosolids with potential impacts on beneficial soil microbe populations. The beneficial symbiotic relationship between most plant species and arbuscular mycorrhizal fungi is a pri...

journal_title：Chemosphere

authors： Hillis DG,Antunes P,Sibley PK,Klironomos JN,Solomon KR

更新日期：2008-09-01 00:00:00