نتایج جستجو برای: heavy meal removal
تعداد نتایج: 291683 فیلتر نتایج به سال:
Microorganisms play a significant role in bioremediation of heavy metal contaminated soil and wastewater. In this study, heavy metal resistant fungi and bacteria were isolated from the soil samples of an electroplating industry, and the bioaccumulations of Cr(VI) and Ni(II) by these isolates were characterized to evaluate their applicability for heavy metal removal from industrial wastewaters. ...
Inductively coupled plasma mass spectrometry (ISP-MS) and scanning electron microscope-X-ray fluorescence (SEM-XRF) methods were used for the investigation of olivine sorption properties. It has been shown, that may be applied as a cheap available material metals, including heavy from wastewater. The comparatively low capacity pay off by its accessibility cheapness. mechanism adsorption on surf...
Background and purpose: Presence of heavy metals in water resources is of great concerns due to adverse effects on human health. The aims of this study were to evaluate the efficiency of coagulation process using Polyaluminum Silicate Chloride (PASiC) in removal of hexavalent chromium and Cadmium from aqueous solutions and comparing that to the standards. Materials and methods: Experiments w...
Background: Heavy metals, even at low concentrations, are harmful to human health and environment. Cadmium as a heavy metal is highly toxic and can cause serious threat to living organisms. This research was designed to evaluate the adsorption potential of modified magnetic iron nanoparticles by 2-(5-bromo-2-pyridylazo)-5-diethylaminophenol ligand for the removal of cadmium ions from water solu...
Reducing agents-Enhanced electrokinetic Soil Remediation (EKSR) was performed for the removal of chromium (Cr), cobalt (Co) and nickel (Ni) from contaminated soil. The reducing agents oxalic acid and ascorbic acid were investigated under constant voltage gradient (2.0 V/cm), current changes, pH, redox potential, concentration changes and removal performance of Heavy Metals (HMs). The result...
Introduction Dyes and heavy metals are hazardous pollutants often found together in wastewaters of textile industries; these pollutants have a significant ecological impact on the ecosystem and can modify the physical and chemical properties of water affecting the aquatic flora and fauna. Methods This fundamental-applied study was done on lab scale. Effects of various facto...
In this study, biosorption of heavy metal and dye by microbes will investigate. Optimum pH values of the maximum heavy metal biosorption will be finding. The bioremoval of the dye also investigate at different pH, Removal rates will measure respectively. The presence of heavy metal with dye analysis will be done for uptake by biosorbents .The results expected to indicate that the isolated bioso...
Heavy metal ions contaminate water environment through point sources and nonpoint sources. are categorized as inorganic contaminants by both the WHO USEPA. The heavy increasingly being introduced into pollutants resulting from human activities. Magnetic particles for treatment applications have received considerable attention researchers due to high separation efficiency. magnetic behave simila...
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