Synthesis and characterization of m- and p-methylbenzyl-mercapturic acids derived from m- and p-xylenes.

abstract：:The effects of the Xingou landfill leachate on levels of thiobarbituric acid reactive substances (TBARS) and the activities of Cu, Zn-superoxide dismutase (Cu, Zn-SOD), Se-dependent glutathione peroxidase (Se-dependent GPx) and catalase (CAT) were investigated in hearts, kidneys and spleens of Kunming albino mice of b...

journal_title：Chemosphere

authors： Li G,Sang N,Guo D

更新日期：2006-11-01 00:00:00

abstract：:WHO has declared mercury as one of the most dangerous pollutants for human health. Unfortunately, several cases of rivers and aquifers contaminated by mercury inevitably poses the problem on how to remediate them. Considerable efforts are being addressed to develop cost-effective methodologies, among which the use of ...

journal_title：Chemosphere

authors： Arias Arias FE,Beneduci A,Chidichimo F,Furia E,Straface S

更新日期：2017-08-01 00:00:00

abstract：:This study proposes the use of an aluminum-based drinking water treatment residue (DWTR) to adsorb ferrocyanide. The batch tests and chemical characterization results showed that ferrocyanide adsorption increased as the pH, ion strength, and the solid and solution ratio decreased, and as the initial ferrocyanide conce...

journal_title：Chemosphere

authors： Liu X,Liu R,Yuan N,Zhao Y,Wang C,Wan X,Shang Y

更新日期：2020-05-01 00:00:00

abstract：:Fifty samples of human blood collected in 1992 from the general human population living in five selected areas of the Slovak Republic (the Michalovce, Velký Krtís and Nitra District, Myjava area and Bratislava) were analysed for polychlorinated biphenyls (IUPAC Nos. 28, 52, 77, 101, 105, 114, 118, 123, 126, 138 (+163)...

journal_title：Chemosphere

authors： Kocan A,Petrík J,Drobná B,Chovancová J

更新日期：1994-11-01 00:00:00

abstract：:As salicylic acid (SAL) is increasingly consumed as a pharmaceutical product, release of SAL into the environment poses threats to ecology because of its low bio-degradability. Thus, SO4•--based chemical oxidation processes have been proposed for degrading SAL. Since monopersulfate (MPS) represents a primary reagent f...

journal_title：Chemosphere

authors： Trang NH,Kwon E,Lisak G,Hu C,Andrew Lin KY

更新日期：2021-03-01 00:00:00

abstract：:Landfills are a potential threat to human health and the environment, especially from the detrimental and toxic heavy metals. This study focuses on the assessment of heavy metals contamination in leachate and surface soils from different landfills in Malaysia. Maximum quality rating scale (QRS) values of As (787) and ...

journal_title：Chemosphere

authors： Hussein M,Yoneda K,Mohd-Zaki Z,Amir A,Othman N

更新日期：2021-03-01 00:00:00

abstract：:Severe haze episodes originating from biomass burning are common in Southeast Asia. However, there is a paucity of data on the personal exposure and characteristics of Particulate Matter (PM) present in ambient air during haze and non-haze periods. Aims of this study were to monitor 24 h ambulatory exposure to PM amon...

journal_title：Chemosphere

authors： George S,Chua ML,ZheWei DZ,Das R,Bijin VA,Connolly JE,Lee KP,Yung CF,Teoh OH,Thomas B

更新日期：2020-03-01 00:00:00

abstract：:As recently recognized exposure and effect assessment of soil contaminants on soil biota is necessary for decision-making related to ecosystem services and habitat protection, establishment of remediation procedures, or pollution monitoring programs. Therefore, biological approaches to soil monitoring, such as the mea...

journal_title：Chemosphere

authors： Calisi A,Zaccarelli N,Lionetto MG,Schettino T

更新日期：2013-03-01 00:00:00

abstract：:Rapid and sensitive monitoring of volatile organic compounds (VOCs) in aqueous samples is very important to human health and environmental protection. In this study, an on-line spray inlet proton transfer reaction mass spectrometry (SI-PTR-MS) method was developed for the rapid and sensitive monitoring of 6 different ...

journal_title：Chemosphere

authors： Zou X,Kang M,Wang H,Huang C,Shen C,Chu Y

更新日期：2017-06-01 00:00:00

abstract：:Intake fractions (iFs) for emissions to air, water, and soil for 17 PCDDs/DFs and 12 Co-PCBs were calculated with a level III multimedia model and a food-chain exposure model in succession. The two integrated models were tested by comparing the predicted and measured concentrations in the environment and by comparing ...

journal_title：Chemosphere

authors： Hirai Y,Sakai S,Watanabe N,Takatsuki H

更新日期：2004-03-01 00:00:00

abstract：:This study presented chemical immobilization of an iron(III)-based metal-organic framework [NH2-MIL-101(Fe)] on the surface of sand particles and its application for Cr(VI) photocatalytic reduction using visible light. The surface of sand particles was functionalized with (3-chloropropyl)trimethoxy silane to provide t...

journal_title：Chemosphere

authors： Sadeghian S,Pourfakhar H,Baghdadi M,Aminzadeh B

更新日期：2020-12-18 00:00:00

abstract：:Methyl-, ethyl- and phenyl mercury, total mercury and fat content were determined in fish fillet of the five different fish species: eel, perch, roach, chub and barbel. The organo mercury compounds were extracted according to a modified Westöö method and determined by using HPLC-cold vapour atomic absorption spectrome...

journal_title：Chemosphere

authors： Falter R,Schöler HF

更新日期：1994-09-01 00:00:00

abstract：:Platinum group elements (PGEs), platinum, palladium and rhodium are widely used in automobile catalytic converters. PGEs are emitted into the environment and enter the aquatic ecosystem via runoff rainwater. The present study investigated the bioavailability of platinum chloride for the zebrafish (Danio rerio) and the...

journal_title：Chemosphere

authors： Osterauer R,Haus N,Sures B,Köhler HR

更新日期：2009-11-01 00:00:00

abstract：:Disinfectant-containing wastewaters have been generated from many places, including marine industries. The synthetic NaClO-containing wastewaters have been effectively treated in a saline MBBR-MBR (moving bed biofilm reactor & membrane bioreactor) system containing marine microorganisms. A low concentration of NaCl (b...

journal_title：Chemosphere

authors： Xu M,Zhou W,Chen X,Zhou Y,He B,Tan S

更新日期：2020-10-22 00:00:00

abstract：:Atmospheric polychlorinated-dibenzo-dioxins/dibenzo-furans (PCDD/Fs) remains an important environmental health concern. Although the total emission inventories of PCDD/Fs in Taiwan decreased from 320 to 52.1 g-I-TEQ/year during 2002-2016, the resulting concentrations of atmospheric PCDD/F and distributions in Taiwan a...

journal_title：Chemosphere

authors： Ngo TH,Yang YH,Chen YC,Pan WC,Chi KH

更新日期：2020-09-01 00:00:00

abstract：:The use of the biological agents for leaching heavy metals from contaminated soils is a very promising method that is both efficient and eco-friendly. In this study, a fungus Aspergillus tubingensis F12 was reported to possess a strong adsorption capacity for various heavy metal ions and shown to adsorb 90.8% Pb, 68.4...

journal_title：Chemosphere

authors： Tang A,Lu Y,Li Q,Zhang X,Cheng N,Liu H,Liu Y

更新日期：2021-01-01 00:00:00

abstract：:Taihu Basin is the most developed area in China, which economic development has resulted in pollutants being produced and discharged into rivers and the lake. Lake Taihu is located in the center of the basin, which is characterized by a complex network of rivers and channels. To assess the sources and fate of dissolve...

journal_title：Chemosphere

authors： Yao X,Zhang Y,Zhu G,Qin B,Feng L,Cai L,Gao G

更新日期：2011-01-01 00:00:00

abstract：:Until now, there is limited information about mercury exposures inside solid waste incineration plants although incineration has been considered as one of major solid waste treatments. This study investigated indoor air concentrations of gaseous elemental mercury (GEM), reactive gaseous mercury (RGM) and particulate m...

journal_title：Chemosphere

authors： Liu Y,Zhan Z,Du F,Kong S,Liu Y

更新日期：2009-04-01 00:00:00

abstract：:In order to better understand land application of sewage sludge, the characterization of heavy metals, PCDD/F and PAHs in sewage sludge was investigated from six different wastewater treatment plants (WWTP) in Beijing City, China. It was found that the total concentrations of Zn in Wujiacun (WJC) sewage sludge, and Cd...

journal_title：Chemosphere

authors： Dai J,Xu M,Chen J,Yang X,Ke Z

更新日期：2007-01-01 00:00:00

abstract：:The present study reports on the mercury concentrations of the vestimentiferan worm, Lamellibrachia satsuma, (Annelida: Pogonophora) found near hydrothermal vents at a depth of 80-100 m in the northern parts of Kagoshima Bay. The vestimentiferan worms had total mercury concentrations of 238 ng/g in the anterior muscle...

journal_title：Chemosphere

authors： Ando T,Yamamoto M,Tomiyasu T,Hashimoto J,Miura T,Nakano A,Akiba S

更新日期：2002-11-01 00:00:00

abstract：:Carbon Nanotubes (CNTs) and nano Zero-Valent Iron (nZVI) particles, as well as two nanocomposites based on these novel nanomaterials, were employed as nano-adsorbents for the removal of hexavalent chromium, selenium and cobalt, from aqueous solutions. Nanomaterials characterization included the determination of their ...

journal_title：Chemosphere

authors： Vilardi G,Mpouras T,Dermatas D,Verdone N,Polydera A,Di Palma L

更新日期：2018-06-01 00:00:00

abstract：:Estrogenic effects of 17β-estradiol (E2) and 17α-ethinylestradiol (EE2) on animals have been widely reported. The high sensitivity of fish in the early-life stages to xenobiotics can be exploited to evaluate the developmental effects of environmentally relevant levels of E2 and EE2. In this work, clearhead icefish (Pr...

journal_title：Chemosphere

authors： Hu S,Zhang H,Shen G,Yuan Z,Xu T,Ji R

更新日期：2017-06-01 00:00:00

abstract：:Trifloxystrobin (TFS) is the widely used strobilurin fungicide. However, little information is so far available regarding the uptake kinetics and developmental toxicity of TFS to fish. The present study was conducted to investigate the uptake kinetics, potential environment risk and toxicity of TFS on Gobiocypris raru...

journal_title：Chemosphere

authors： Zhu B,Liu GL,Liu L,Ling F,Wang GX

更新日期：2015-02-01 00:00:00

abstract：:In this study, we used a 1H NMR based metabolomics strategy combined with gene expression analysis to determine the combined effects of gestational exposure of mice to BPA (10 μg/kg body weight by subcutaneous injection) and arsenic (10 ppb sodium arsenite in drinking water). Results showed that exposure to either BPA...

journal_title：Chemosphere

authors： Wang D,Zhu W,Yan S,Meng Z,Yan J,Teng M,Jia M,Li R,Zhou Z

更新日期：2018-11-01 00:00:00

abstract：:The chiral separation of haloxyfop enantiomers was first performed on (R, R) Whelk-O1 chiral column (pirkle type) by high-performance liquid chromatography (HPLC). Chromatographic conditions such as mobile phase composition and column temperature were optimized, and the best resolution was obtained using hexane/n-prop...

journal_title：Chemosphere

authors： Sun M,Liu D,Shen Z,Zhou Z,Wang P

更新日期：2015-01-01 00:00:00

abstract：:The purpose of this study was to test the efficiency of passive solid samplers, polyoxymethylene (POM) strips and polydimethylsiloxane (PDMS) silicon tubing, to predict the bioavailability of native PAHs in contaminated sediments. Results were compared with worm bioaccumulation data and solid/liquid extraction using t...

journal_title：Chemosphere

authors： Barthe M,Pelletier E,Breedveld GD,Cornelissen G

更新日期：2008-04-01 00:00:00

abstract：:Adsorption is recognized as one of the most efficient approaches for antibiotics removal from water. Inspired by the enzyme-substrate interaction model, we proposed induced-fit adsorption (IFA) model, and rationally designed and fabricated diol-based porous organic polymers (POPs) as adsorbents for tetracycline (TC) r...

journal_title：Chemosphere

authors： Zhang S,Li Y,Shi C,Guo F,He C,Cao Z,Hu J,Cui C,Liu H

更新日期：2018-12-01 00:00:00

abstract：:Chlorinated paraffins (CPs) are high-volume chemicals used in numerous industrial applications. Their quantitative analysis is extremely challenging and this work presents the optimization of an analytical method based on gas chromatography hyphenated with electron capture negative ionization time-of-flight high-resol...

journal_title：Chemosphere

authors： Labadie P,Blasi C,Le Menach K,Geneste E,Babut M,Perceval O,Budzinski H

更新日期：2019-05-01 00:00:00

abstract：:We studied the possibility to re-use an aqueous solution of methyl-beta-cyclodextrin (bpmCD) in order to decontaminate a soil polluted by phenanthrene and pyrene. The loss of bpmCD in the soil was insignificant. In order to eliminate polycylic aromatic hydrocarbons (PAHs) from the contaminated aqueous solution, on one...

journal_title：Chemosphere

authors： Petitgirard A,Djehiche M,Persello J,Fievet P,Fatin-Rouge N

更新日期：2009-05-01 00:00:00

abstract：:This paper deals with the derivation of a QSAR for the estimation of: the skin permeation coefficient from aqueous solutions in cm h(-1), the stratum corneum/water partition coefficient. These QSARs enable the estimation of: the aqueous permeation coefficient in cm h(-1), the maximum dermal absorption in mg cm(-2) h(-...

journal_title：Chemosphere

authors： ten Berge W

更新日期：2009-06-01 00:00:00