(i) Adsorption study: Removal of organic and inorganic pollutants by inexpensive adsorbents
Performance of adsorption/biosorption for removal of organic and inorganic pollutants
... metal removal. Activated carbon is one of the most well-known adsorbents[7,8,9,10,11,12,13]but the high costs of the process has limited its ...the removal of toxic metals from wastewater has ...
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Harnessing of Chemically Modified Rice Straw Plant Waste as Unique Adsorbent for Reducing Organic and Inorganic Pollutants
... cheaper adsorbents to replace costly waste- water treatment methods such as chemical precipitation, ion-exchange, electro flotation, membrane separation, re- serve osmosis, electro dialysis and solvent extraction ...
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Enhanced activity and reusability of ZnO loaded magnetic activated carbon for the removal of organic pollutants under sunlight
... The adsorption of dye follows second order Kinetic ...monolayer removal capacity were found to be ...for removal. The removal was found to be maximum in the pH ranges from ...this study ...
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Adsorption Mechanisms: Synthetic Inorganic and Synthetic Organic Competition Onto Adsorbent
... earlier study by Zabihia et al., (2009) [29], showed the adsorption isotherm of mercury ions on activated carbon on the variation of initial mercury concentration at a fixed amount of adsorbent ...the ...
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Study of Effect of Concentration on Adsorption of Methyl Red Dye using different Adsorbents
... recalcitrant organic molecules, resistant to aerobic digestion, and are stable to light, heat and oxidizing agents due to their molecular structure and ...size. Adsorption techniques have gained popularity ...
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Hydrothermal synthesis of 3D hollow porous Fe3O4 microspheres towards catalytic removal of organic pollutants
... the adsorption isotherm by employing the Barrett-Joyner-Halenda (BJH) method, and the surface areas were calculated through the Brunauer-Emmett- Teller (BET) ...
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Adsorption Kinects and Isotherms for Removal of Rhodamine B (dye) using Adsorbents prepared from drinking water treatment sludge
... the adsorption as chemical ion exchange (E=8- 16 kJ /mol), or physical adsorption (E < 8 kJ/mol) (Sivakumar and Rupainwar ...physical adsorption will play a dominating role in the ...
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Adsorption of Sulfate in Aqueous Solutions by Cheap Plant Adsorbents
... this study, the possibility of sulphate adsorption from a synthetic solution containing sodium sulphate was investigated using corn and wheat ...the adsorption process were ...the adsorption ...
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STOCKHOLM CONVENTION ON PERSISTENT ORGANIC POLLUTANTS. Conscious of the need for global action on persistent organic pollutants,
... The institutional structure of the Global Environment Facility, operated in accordance with the Instrument for the Establishment of the Restructured Global Environment Facility, shall, on an interim basis, be the ...
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Computational Study of Toxic Gas Removal by Reactive Adsorption.
... Toxic gas chemicals, if released, have the potential to form a poison gas cloud and spread over large areas. Those exposed to such a toxic gas cloud may be severely injured. For example, the Department of Homeland ...
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Removal of dyes and metals using natural adsorbents
... The adsorption column used in this study was designed to contain sampling points at 5 cm interval, to facilitate the study of the effect of bed height on the life-span of the ...the adsorption ...
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Experimental study of lead (II) removal using polymorphous silica adsorbents
... the adsorption process were studied including pH, adsorbents dosage, initial metal concentration and ...the adsorption process was studied isothermally, kinetically, and ...efficient ...
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Functionalised microporous organic polymers as adsorbents
... 119 | P a g e and Wang using acid anhydrides to modify amines to amides providing the membrane with carbon dioxide selectivity over n-propane. 5 However, MOFs with some functional groups can have a difficulty in ...
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A Comprehensive Study of Arsenic Removal From Aqueous Solution Using Low-Cost Adsorbents
... In groundwater, As concentrations have uncertain horizontal spatial distribution but provide a certain consistent vertical pattern, i.e. high As concertation (>50 ppb) rarely found near at deeper groundwater (>150 ...
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Iron Removal from Drinking Water Using Low Cost Adsorbents – A Comparative Study
... the removal of emerging contaminants from drinking water as well as wastewater are adsorption, Advanced Oxidation Processes (AOPs), Nano-filtration (NF), and Reverse Osmosis (RO) ...Although ...
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Adsorption kinetics and dynamics of Brilliant Green dye on various low cost adsorbents: A comparative study
... the adsorption kinetics and dynamics for the removal of Brilliant Green (BG) dye on various low cost adsorbents derived from agricultural waste by bath ...the adsorbents, pH of the solution ...
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Comparative study of Cr(VI) removal by bio-waste adsorbents: equilibrium, kinetics, and thermodynamic
... chestnut shell (Parlayici and Pehlivan 2015), Juniperus procera sawdust, avocado kernel seeds and papaya peels (Mekonnen et al. 2015), and longan seed (Yang et al. 2015). The economic price of these adsorbents is ...
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FT-IR study of N2 adsorption on ZnO and HgO modified Na-Y zeolite adsorbents
... Z!(NOrr.6HrO (>997,, Me.ck) were dployed as metal oxide powder od precusos, respecnvely to modify zeolite Na-Y systen.. Nimgen (high purity grade.[r] ...
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STUDY OF ORGANIC AND INORGANIC NUTRIENTS ON PRODUCTIVITY AND NUTRIENT UPTAKE OF RICE
... of inorganic fertilizers leads to deterioration of soil chemical, physical properties and biological activity in ...of organic matter are scare, due to shortage and non-availability of labour to rear ...
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Heavy metals and their removal from water by adsorbents: A review
... Literature survey shows that various researchers used various plant materials as cheap adsorbents for removal of heavy metals from wastewater. They are Coffee 7 , Green tea, Algae, Jambhool, Potato husk, ...
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