1,127 Result(s)
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Article
Quantitation of Hydroxyl Radicals from Photolysis of Fe(III)-Citrate Complexes in Aerobic Water (5 pp)
For their high photoreactivity, Fe(III)-carboxylate complexes are important sources of H2O2 for some atmospheric and surface waters. Citrate is one kind of carboxylate, which can form complexes with Fe(III)....
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Article
Photocatalytic Treatment of RDX Wastewater with Nano-Sized Titanium Dioxide (5 pp)
The polynitramines, hexahydro-1,3,5-trinitro-1,3,5-triazine (RDX), octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine (HMX), are important military explosives and regulated toxic hazardous compounds. Productio...
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Chemical speciation of fine particle bound trace metals
This study reported quantifications of fine particle bound trace metals and their potential health risks for residents in Guangzhou, a rapidly develo** and most populated city in South China. The fine partic...
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Article
Valve movement response of the freshwater clam Corbicula fluminea following exposure to waterborne arsenic
We developed an inductance-based valvometry technique as a detection system to measure the valve daily activity in freshwater clam Corbicula fluminea in response to waterborne arsenic. Our findings reveal that C....
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Polybrominated diphenyl ethers and their methoxylated metabolites in anchovy (Coilia sp.) from the Yangtze River Delta, China
Polybrominated diphenyl ethers (PBDEs) and their metabolites are toxic to animals, and concentrations of the PBDEs metabolites can exceed those of the parent materials. But no information was available on conc...
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Article
Assessment of heavy metal pollution in soil and their implications within and around mechanic villages
Analysis of nine composite soil samples, each made of three replicate core samples and their respective background samples collected from Okigwe, Nekede and Orji automobile mechanic villages were conducted. Me...
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Polybrominated diphenyl ethers in background surface soils from the Yangtze River Delta (YRD), China: occurrence, sources, and inventory
Very few data for polybrominated diphenyl ethers (PBDEs) were available in the Yangtze River Delta (YRD), one of the most developed and urbanized region in China. In this study, Chongming Island, located at th...
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Article
A method of detecting carbonyl compounds in tree leaves in China
Carbonyl compounds have been paid more and more attention because some carbonyl species have been proven to be carcinogenic or a risk for human health. Plant leaves are both an important emission source and an...
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Article
Triphenyltin induced growth inhibition and antioxidative responses in the green microalga Scenedesmus quadricauda
The toxicity of organotin compounds in the environment is closely related to their uptake by microorganisms and delivery through the food chain. The population at low trophic levels like microalgae plays an im...
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Article
Phospholipid fatty acids analysis of the vertical distribution of microbial communities in eutrophic lake sediments
Vertical distribution of microbial communities in a eutrophic lake sediments of Lake Xuanwu was quantified by phospholipid fatty acids analysis and multivariate statistical analysis was employed to interprete ...
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Article
Serum biochemical analysis to indicate pathogenic risk on mouse Mus musculus exposure to source of drinking water
The 18 biochemical parameters of serum were measured to analyze the pathogenic risks of the Yangtze River Source of Drinking Water in Nan**g area (YZR-SDW-NJ) on mouse Mus musculus for protection of human health...
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Article
Response of denitrification genes nirS, nirK, and nosZ to irrigation water quality in a Chinese agricultural soil
Denitrification is an important biochemical process in global nitrogen cycle, with a potent greenhouse gas product N2O. Wastewater irrigation can result in the changes of soil properties and microbial communities...
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Article
Spatial distribution and speciation of mercury and methyl mercury in the surface water of East River (Dongjiang) tributary of Pearl River Delta, South China
The distribution and speciation of mercury in surface water of East River, Guangdong province, China were investigated.
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Article
Biosorption of Basic Violet 5BN and Basic Green by waste brewery’s yeast from single and multicomponent systems
The biosorption of Basic Violet 5BN (BV) and Basic Green (BG) by waste brewery’s yeast (WBY) from single and binary systems was investigated.
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Article
Comparing the adsorption and desorption characteristics of 17α-ethinylestradiol on sludge derived from different treatment units
The adsorption and desorption behaviors of 17α-ethinylestradiol on various sludges derived from different treatment units of a sewage treatment plant were investigated using batch equilibration experiments. Th...
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Article
Pt and Pd in sediments from the Pearl River Estuary, South China: background levels, distribution, and source
This study assessed the concentrations of platinum (Pt) and palladium (Pd) in surface sediments and sedimentary cores collected from the Pearl River Estuary with a view of evaluating the distribution, backgrou...
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Article
Distribution and sources of polycyclic aromatic hydrocarbons (PAHs) in sediment from the upper reach of Huaihe River, East China
To assess the status of polycyclic aromatic hydrocarbons (PAHs) contamination in sediments from the upper reach of Huaihe River, East China, 16 surface sediment samples were collected in March 2007 and analyze...
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Article
Highly efficient degradation of ofloxacin by UV/Oxone/Co2+ oxidation process
In this study, UV/Oxone/Co2+ oxidation process was applied to degradation of ofloxacin (OFL) in the presence of Co2+ as the catalytic and Oxone as the oxidant. The operation parameters including pH, temperature, ...
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Article
Biofilm formation and microbial community analysis of the simulated river bioreactor for contaminated source water remediation
The start-up pattern of biofilm remediation system affects the biofilm characteristics and operating performances. The objective of this study was to evaluate the performances of the contaminated source water ...
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Article
Occurrence of diarrheagenic Escherichia coli genes in raw water of water treatment plants
The high incidences of waterborne diseases are frequently associated with diarrheagenic Escherichia coli (DEC). DEC may pose a health risk to people who contact surface water for recreation or domestic use. Howev...
