نتایج جستجو برای: potassium ferrate

تعداد نتایج: 77778  

2015
Jingke Fu Yiran Shao Liyao Wang Yingchun Zhu

Experimental section Materials Cetyltr imethyl ammonium bromide (C16TAB), tetraethyl orthosilicate (TEOS), Fe3O4 NPs (ca. 20 nm) and 3,3',5,5'-tetramethylbenzidine (TMB) were obtained from Aladdin. Titanium potassium oxalate (K2TiO(C2O4)2·2H2O), hydrogen peroxide (H2O2, 30%) and potassium ferricyanide were purchased from Sinopharm Chemical Reagent Co., Ltd. Potassium ferrate (K2FeO4), 3-aminopr...

2016
Hongru Liu Dan Wang Jinhuan Shan

In the present research, the reaction kinetics of Potassium Ferrate (VI) with gabapentin were studied by using spectrophotometer. The reaction was determined under alkaline condition at the different temperatures of 288.2K-308.2K. All data was obtained from the pseudo-first order reaction. It was found that the reaction is a first-order for reactant. The observed rates constants (kobs) increase...

Journal: :Environmental science and pollution research international 2010
Virender K Sharma Nigel J D Graham Xiang-Zhong Li Bao-Ling Yuan

BACKGROUND, AIM AND SCOPE Photocatalytic oxidation using UV irradiation of TiO(2) has been studied extensively and has many potential industrial applications, including the degradation of recalcitrant contaminants in water and wastewater treatment. A limiting factor in the oxidation process is the recombination of conduction band electrons (e(-)(cb)) with electron holes (h(vb)(+)) on the irradi...

Journal: :environmental health engineering and management 0
amirreza talaiekhozani civil engineering department, jami institute of technology, isfahan, iran zeinab eskandari chemical engineering department, jami institute of technology, isfahan, iran mohammad reza talaei chemical engineering department, shiraz university, shiraz, iran malihe salari civil engineering department, jami institute of technology, isfahan, iran

background: in this study, ferrate (vi) and ultraviolet (uv) radiation were employed to remove hydrogen sulfide from municipal wastewater resulting in a reduction in chemical oxygen demand (cod). although ferrate (vi) and uv have been used individually for the removal of a few pollutants from urban and industrial wastewater, there exists no study to investigate the effectiveness of simultaneous...

Background; The aim of this study is to compare UV, ferrate (VI) and UV/ferrate (VI) methods for removal of hydrogen sulfide and chemical oxygen demand (COD) from municipal wastewater under a continuous condition. Methods; The experiment was divided into three parts: 1) pollutants removal by using ferrate (VI) alone; 2) pollutants removal using UV alone; 3) pollutants removal using a combina...

Amirreza Talaiekhozani, Malihe Salari, Mohammad Reza Talaei, Zeinab Eskandari,

 Background: In this study, ferrate (VI) and ultraviolet (UV) radiation were employed to remove hydrogen sulfide from municipal wastewater resulting in a reduction in chemical oxygen demand (COD). Although ferrate (VI) and UV have been used individually for the removal of a few pollutants from urban and industrial wastewater, there exists no study to investigate the effectiveness of si...

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