نتایج جستجو برای: mercury sorption

تعداد نتایج: 52648  

Ali Reza Monazzami Farzaneh Vahabzadeh, Rosa Bashardoost Soheila Shokrollahzadeh

The sorption behavior of loofa-immobilized Phanerochaete chrysosporium mycelia in two forms, Live (L) and Heat-Inactivated (HIA), was studied for the removal of Hg2+ ions from aqueous solution. Using the Langmuir isotherm, the two key parameters for the sorption performance, qm and the coefficient b, were obtained; the qm ...

Journal: :international journal of occupational and environment medicine 0
pd pigatto department of biomedical, surgical and dental sciences, unit of oral pathology and medicine, irccs galeazzi hospital, university of milan, milan, italy a ronchi pavia poison control center and national toxicology information centre, toxicology unit, irccs maugeri foundation and university of pavia, italy v falabella didactic coordinator, master in integrative medicine, university of catanzaro, italy g guzzi italian association for metals and biocompatibility research–airmeb, milan, italy m balali-mood medical toxicology research center, faculty of medicine, mashhad university of medical sciences, mashhad, iran m vahabzadeh medical toxicology research center, faculty of medicine, mashhad university of medical sciences, mashhad, iran

[no abstract available]

Journal: :Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes 2006
Bo Pan Baoshan Xing Wenxin Liu Shu Tao Xiumei Lin Yanxv Zhang Huishi Yuan Hancheng Dai Xianming Zhang Yang Xiao

Sorption characteristics of phenanthrene (PHE) were studied on eight soils with organic carbon contents spanning over an order of magnitude using phase distribution relationships (PDRs) at 1 h, 48 h, and 720 h contact times. A new algebraic method was employed to describe the sorption characteristics at different time intervals (between 1 h and 48 h, and 1 h and 720 h). It was found that nonlin...

Journal: :Journal of environmental sciences 2009
Ruijuan Li Bei Wen Shuzhen Zhang Zhiguo Pei Xiaoquan Shan

The influence of pH on the sorption of pentachlorophenol (PCP) onto three organic amendments, char, humic acid (HA) and peat, and the effect of organic amendments on PCP sorption to three kinds of soils were evaluated. The sorption of PCP on these sorbents fitted the Freundlich model well, suggesting that PCP sorption isotherms were nonlinear with exponential coefficient (N) value lower than 1....

Journal: :Journal of environmental sciences 2015
Peiya Liu Yujiao Li Qinliang Wen Changxun Dong Genxing Pan

Soil aggregates were prepared from a bulk soil collected from paddy soil in the Taihu Lake region and aluminum (Al) dissolution, solution pH changes during copper (Cu(2+)) sorption were investigated with static sorption and magnetic stirring. Kinetics of Cu(2+) sorption and Al dissolution were also studied by magnetic stirring method. No Al dissolution was observed until Cu(2+) sorption was gre...

2012
Praveen Kumar Mishra Suparna Mukherji

Algae are widely used as biosorbent for the sorption of heavy metals, however sorption of oil on algae has not been explored. Algae in marine and fresh water environment may affect the fate and transport of spilled oil. Sorption of diesel and lubricating oil was studied using dead biomass of Spirulina sp. and Scenedesmus abundans. The rate and extent of sorption was studied in well mixed batch ...

Journal: :Journal of contaminant hydrology 2005
Xianda Zhao Roger B Wallace David W Hyndman Michael J Dybas Thomas C Voice

Hydraulic conductivity and sorption coefficients for chlorinated hydrocarbons (chloroform, carbon tetrachloride and tetrachloroethylene) were evaluated for 216 sediment samples collected across a 15 m transect and a 21 m depth interval in a contaminated aquifer near Schoolcraft, Michigan. Relationships between hydraulic conductivity, linear sorption partition coefficients, grain size classes, a...

Journal: :Colloids and Surfaces A: Physicochemical and Engineering Aspects 2022

The key issue, in applying indirect pore structure characterisation methods to disordered materials, is that usually some physical assumptions are necessary probe size, such as concerning the mode of phase transition used, which determines meniscus geometry or kernel type. This issue often undermines relative advantages methods, over direct like imaging, from both wider range pores sizes can be...

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