Acid-base properties of water-soluble organic matter of forest soils, studied by the pK-spectroscopy method.

abstract：:In recent years, biochar has received a great attention due to its high application in different sectors of environment. The feasibility of biochar applications is depended on its physical and chemical properties and biochar-derived dissolved organic matter (DOM) characteristics. This study was conducted to investigat...

journal_title：Chemosphere

authors： Tang J,Li X,Luo Y,Li G,Khan S

更新日期：2016-06-01 00:00:00

abstract：:This study aimed to investigate the adsorption behavior of phthalate esters (PAEs) in the clay layer of JiangHan Plain, China, so as to make better understanding about the source and control of PAEs in groundwater. Adsorption kinetics, isotherms, and miscible displacement experiments were conducted, and different mode...

journal_title：Chemosphere

authors： Liu H,Zhang D,Li M,Tong L,Feng L

更新日期：2013-09-01 00:00:00

abstract：:Drinking water treatment residuals (WTRs) have been applied in organic pollutants degradation in water by generating reactive oxygen species from peroxymonosulfate (PMS), however, the slow transformation of Fe(III) to Fe(II) may limit its widespread application. Hydroxylamine (HA) was introduced into the system to enh...

journal_title：Chemosphere

authors： Zhang H,Liu X,Lin C,Li X,Zhou Z,Fan G,Ma J

更新日期：2019-06-01 00:00:00

abstract：:The Microtox(®) test, using the prokaryote Vibrio fischeri, was employed to assess the toxicity of the maize herbicides S-metolachlor, benoxacor, mesotrione and nicosulfuron, and their formulated compounds: Dual Gold Safeneur(®), Callisto(®) and Milagro(®); alone and in mixtures. For each compound we obtained original...

journal_title：Chemosphere

authors： Joly P,Bonnemoy F,Charvy JC,Bohatier J,Mallet C

更新日期：2013-11-01 00:00:00

abstract：:Electrodialysis self-reversal (EDR) technology has attracted in the treatment of water for domestic and industrial uses. The self-reversal consists of a frequent reversal of the direction of current between the EDR-cell electrodes to combat fouling of ion exchange membranes (IEMs). Irrespective of the EDR self-cleanin...

journal_title：Chemosphere

authors： Hansima MACK,Makehelwala M,Jinadasa KBSN,Wei Y,Nanayakkara KGN,Herath AC,Weerasooriya R

更新日期：2021-01-01 00:00:00

abstract：:Contamination and analytical variation can significantly hinder trace analysis of cyclic methyl volatile siloxanes (cVMS); potentially resulting in the report of false positives at concentrations approaching detection limits. To assess detection and variation associated with trace cVMS analysis in environmental matric...

journal_title：Chemosphere

authors： Warner NA,Kozerski G,Durham J,Koerner M,Gerhards R,Campbell R,McNett DA

更新日期：2013-10-01 00:00:00

abstract：:The non-calorie sweetener sucralose - sucrose containing three chlorine atoms - is intensively sweet and has become a popular substitute for sugar. Its widespread use, exceptional stability in combination with high water solubility have thus resulted in contamination of recipient waters. Earlier studies on sucralose i...

journal_title：Chemosphere

authors： Wiklund AK,Breitholtz M,Bengtsson BE,Adolfsson-Erici M

更新日期：2012-01-01 00:00:00

abstract：:The contamination of marine ecosystems by endocrine disrupting compounds (EDCs) is of great concern. Protein expression profile maybe a good method to help us understand the molecular mechanisms of EDCs-toxicity to aquatic organisms. In this study, the abalone (Haliotis diversicolor supertexta), was selected as the ta...

journal_title：Chemosphere

authors： Zhou J,Cai ZH,Li L,Gao YF,Hutchinson TH

更新日期：2010-04-01 00:00:00

abstract：:Although microbial transformations via cometabolism have been widely observed, the few available kinetic models of cometabolism have not adequately addressed the case of inhibition from both the growth and nongrowth substrates. The present study investigated the degradation kinetics of self-inhibitory growth (phenol) ...

journal_title：Chemosphere

authors： Hao OJ,Kim MH,Seagren EA,Kim H

更新日期：2002-02-01 00:00:00

abstract：:Discharge of Cr(VI)-containing industrial effluents leads to the pollution of surface waters and ground waters. In this study, Cr(VI) was first reduced by Na2SO3 or FeSO4 and then biochar generated from peanut straw at 500 °C was used to remove the Cr(III). Results indicated that the reduction of Cr(VI) by Na2SO3 must...

journal_title：Chemosphere

authors： Pan JJ,Jiang J,Xu RK

更新日期：2014-04-01 00:00:00

abstract：:Photochemical behavior of various polycyclic aromatic hydrocarbons (PAHs) on Fe3+-modified montmorillonite was explored to determine their potential kinetics, pathways, and mechanism under visible light. Depending on the type of PAH molecules, the transformation rate follows the order of benzo[a]pyrene ≈ anthracene > ...

journal_title：Chemosphere

authors： Zhao S,Jia H,Nulaji G,Gao H,Wang F,Wang C

更新日期：2017-10-01 00:00:00

abstract：:In this study, anaerobic acidification of sugar beet processing wastes and subsequent liquid-liquid extraction of produced fermentation metabolites were investigated. The aim of extraction experiments was to asses the influence of pH and extractant (trioctylphosphine oxide (TOPO) in kerosene) concentrations on the rec...

journal_title：Chemosphere

authors： Alkaya E,Kaptan S,Ozkan L,Uludag-Demirer S,Demirer GN

更新日期：2009-11-01 00:00:00

abstract：:Biotransformation of 6:2 fluorotelomer sulfonate (FTS) results in the formation of short-chain (C4 - C6) perfluorocarboxylic acids (PFCAs) in landfill leachate. Although leachate substrate concentrations (i.e., organic carbon, ammonia) vary widely, their effects on 6:2 FTS biotransformation and PFCAs formation are unk...

journal_title：Chemosphere

authors： Hamid H,Li LY,Grace JR

更新日期：2020-12-01 00:00:00

abstract：:In this study, a novel adsorbent thiol functionalized magnetic carbon nanotubes (CNTs-SH@Fe3O4) was synthesized to overcome somewhat existing difficulties during the Hg(II) adsorption process, including low efficiency and selectivity, narrow feasible pH range and difficult to separate and reuse. The Hg(II) adsorption ...

journal_title：Chemosphere

authors： Fan L,Zhou A,Zhong L,Zhang Z,Liu Y

更新日期：2019-07-01 00:00:00

abstract：:Aluminum salts are used as coagulants in water treatment; however, the exposure to residual aluminum has been associated with human brain lesions. The water-soluble Moringa oleifera lectin (WSMoL), which is extracted with distilled water and isolated by chitin chromatography, has coagulant activity and is able to redu...

journal_title：Chemosphere

authors： Freitas JHES,de Santana KV,do Nascimento ACC,de Paiva SC,de Moura MC,Coelho LCBB,de Oliveira MBM,Paiva PMG,do Nascimento AE,Napoleão TH

更新日期：2016-11-01 00:00:00

abstract：:Serum levels of polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs) among 46 long-term workers at a pulp and paper mill were compared to the levels in 16 community residents who never worked at the mill. Overall, there were no appreciable differences among the three exposure groups (com...

journal_title：Chemosphere

authors： Tepper A,Burt S,Piacitelli L,Patterson DG Jr

更新日期：1997-03-01 00:00:00

abstract：:This study systematically investigates the characteristic degradation behaviors of dimethylsulfoxide (DMSO) by the streamer corona discharge process (SCDP) in water. The analysis of the oxidized intermediates of DMSO shows that hydroxyl radical (*OH) is the main oxidant responsible for the degradation of DMSO in the S...

journal_title：Chemosphere

authors： Lee C,Lee Y,Yoon J

更新日期：2006-11-01 00:00:00

abstract：:Pentabromocyclododecanols (PBCDOHs) are potential environmental transformation products of hexabromocyclododecanes (HBCDs). They are also potential stage one metabolites of biological HBCD transformations. Herein, we present analytical evidence that PBCDOHs are also constituents of technical HBCDs and flame-proofed po...

journal_title：Chemosphere

authors： Heeb NV,Zindel D,Schweizer WB,Lienemann P

更新日期：2012-07-01 00:00:00

abstract：:We studied the ingredients of cosmetic products as potential endocrine disruptors (ED) by in silico methods (docking). The structures of 14 human nuclear receptors have been retrieved from the protein data bank (PDB). We only considered the mechanism linked with direct binding to nuclear receptors with well-defined cr...

journal_title：Chemosphere

authors： Plošnik A,Vračko M,Mavri J

更新日期：2015-09-01 00:00:00

abstract：:4-Nonylphenol (4-NP) occurs in sewage sludge as a result of the breakdown of detergents which contains nonylphenol ethoxylates (NPEs). 4-NP is of environmental concern because of its toxicity to biological systems. The present paper reports results of aerobic treatment under thermophilic conditions of sewage sludge ar...

journal_title：Chemosphere

authors： Banat FA,Prechtl S,Bischof F

更新日期：2000-08-01 00:00:00

abstract：:This study aimed to evaluate the effect of veterinary pharmaceuticals (VPs) used to control endo- and ectoparasites in ruminants, on the survival and reproduction of the collembolan species Folsomia candida. Standard ecotoxicological tests were conducted in Tropical Artificial Soil and the treatments consisted of incr...

journal_title：Chemosphere

authors： Zortéa T,Segat JC,Maccari AP,Sousa JP,Da Silva AS,Baretta D

更新日期：2017-04-01 00:00:00

abstract：:Mercury (Hg) is a global pollutant of concern because its organic and more toxic form, methylHg (MeHg), bioaccumulates and biomagnifies through aquatic food webs to levels that affect the health of fish and fish consumers, including humans. Although much is known about trophic transfer of MeHg in aquatic food webs at ...

journal_title：Chemosphere

authors： Chiang G,Kidd KA,Díaz-Jaramillo M,Espejo W,Bahamonde P,O'Driscoll NJ,Munkittrick KR

更新日期：2021-01-01 00:00:00

abstract：:The gas-phase photooxidations of CCl(4), CHCl(3), CH(2)Cl(2) and their binary mixtures in an O(2) stream were studied in a flow reactor under various experimental conditions using a low-pressure mercury lamp as light source covered with a high-purity silica sleeve being used. The 184.9 nm VUV irradiation emitted is re...

journal_title：Chemosphere

authors： Alapi T,Dombi A

更新日期：2007-03-01 00:00:00

abstract：:Cattle manure is produced in large quantities in industrial breeding facilities and the storage and/or spreading of this waste on land may cause contamination of the atmosphere, soil and water. The aim of the present study was to evaluate the effectiveness of the active phases of composting, vermicomposting, and also ...

journal_title：Chemosphere

authors： Lazcano C,Gómez-Brandón M,Domínguez J

更新日期：2008-07-01 00:00:00

abstract：:A recent development in analytical chemistry has enabled us to monitor systemic organophosphorus insecticide (OP) exposure at individual levels. At present, however, limited data are currently available on urinary OP metabolite levels worldwide. The purpose of this study was to assess urinary dialkylphosphate (DAP) co...

journal_title：Chemosphere

authors： Ueyama J,Saito I,Kondo T,Taki T,Kimata A,Saito S,Ito Y,Murata K,Iwata T,Gotoh M,Shibata E,Wakusawa S,Kamijima M

更新日期：2012-06-01 00:00:00

abstract：:Produced water (PW) represents the largest volume waste stream in oil and gas production operations from most offshore platforms. PW is difficult to monitor as releases are rapidly diluted and concentrations can reach trace levels. The use of passive samplers can over come this. Here polyethylene (PE) was calibrated f...

journal_title：Chemosphere

authors： Hale SE,Škulcová L,Pípal M,Cornelissen G,Oen AMP,Eek E,Bielská L

更新日期：2019-02-01 00:00:00

abstract：:NTO (3-nitro-1,2,4-triazol-5-one) is one of the new explosive compounds used in insensitive munitions (IM) developed to replace traditional explosives, TNT and RDX. Data on NTO fate and transport is needed to determine its environmental behavior and potential for groundwater contamination. We conducted a series of kin...

journal_title：Chemosphere

authors： Mark N,Arthur J,Dontsova K,Brusseau M,Taylor S

更新日期：2016-02-01 00:00:00

abstract：:Prenatal exposure to particulate matter (PM) in ambient air has been linked to changes in newborn mitochondrial DNA copy number (mtDNAcn), but the effects of exposure are inconsistent. We aimed to investigate the effect of weekly PM exposure during pregnancy on newborn mtDNAcn. The present study included 762 mother-in...

journal_title：Chemosphere

authors： Hu C,Sheng X,Li Y,Xia W,Zhang B,Chen X,Xing Y,Li X,Liu H,Sun X,Xu S

更新日期：2020-08-01 00:00:00

abstract：:Inhalation of PM2.5, particles with an aerodynamic diameter <2.5 μm, from sea spray after crude oil spills could present serious health concerns. The addition of dispersants to effectively spread the crude oil throughout the water column has been practiced in recent years. Here, we investigated the possibility of an i...

journal_title：Chemosphere

authors： Afshar-Mohajer N,Lam A,Dora L,Katz J,Rule AM,Koehler K

更新日期：2020-10-01 00:00:00

abstract：:Nonylphenol (NP) is a commercially produced nonionic surfactant that has become a global environmental pollutant due to poor biodegradability. Many studies have confirmed that NP has detrimental effects on the central nervous system. However, the damaging roles of NP on the cerebellum and the underlying mechanisms rem...

journal_title：Chemosphere

authors： You M,Gu W,Li M,Qiu Z,Li S,Jiang Z,Yao D,Xu Y,Wang Y

更新日期：2018-11-01 00:00:00