Cr(III) Removal
Adsorption Characteristics of Beans Peel powder as New Adsorbent for Cr(III) Removal from Aqueous Solution
... The removal of Cr(III) by the beans peel powder is examined at different time intervals as shown in Figure ...,the Cr(III) % removal increase extremely with prolonged time and ...
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Banana Peel: A Green and Economical Sorbent for Cr(III) Removal
... containing Cr(III) is usually treated with ion-exchange resins which offer the advantage of the recovery of chromic acid but at a high cost brought about mainly by the use of expensive ...the removal ...
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← Return to Article Details Cr(III)REMOVAL FROM AQUEOUS SOLUTION BYION EXCHANGE RESINS CONTAINING CARBOXYLIC ACID AND SULPHONIC ACID GROUPS
... metal removal using polymeric ion exchangers containing sulfonic acid as a functional ...metal removal by poly(2-acrylamido-2-methyl-1-propane sulfonic acid-co-itaconic acid) to remove Pb(II), Cu(II), and ...
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Removal of Cr(III) from aqueous solutions using zeolite NaY prepared from rice husk ash
... of Cr(III) removal by both zeolites from two different initial ...of Cr(III) uptake by both zeolites followed the pseudo second order kinetic model since the plotting of the graphs ...
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Thermodynamic study of Cr+3 ions removal by “MnO2/MWCNT” nanocomposite
... In this work we investigated the optimization conditions for removal of Cr(III) ions by MnO 2 / MWCNT nanocomposite that we reach to a fairly good results. We investigated the adsorption in a wide ...
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← Return to Article Details EFFICIENT REMOVAL OF Cr(VI) BY POLYELECTROLYTE-ASSISTED ULTRAFILTRATION AND SUBSEQUENT ELECTROCHEMICAL REDUCTION TO Cr(III)
... the removal of Cr(VI) ions from aqueous solution using water-soluble poly(diallyldimethylammonium chloride), PDDA, coupled to an ultrafiltration membrane of regenerated cellulose and subsequent ...
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Thermodynamic study of Cr+3 ions removal by “MnO2/MWCNT” nanocomposite
... of Cr(III) solution with concentration of 10 mg/ L at PH 5 and the experiments were carried out at temperatures of 35, 45, 55 ...of Cr(III) on MnO 2 /MWCNT nanocomposite decreases with the ...
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Cross Linking-cyanoethylation for Chitosan Polymer for the Removal of Cr(III) and Co(II) Using Batch and Fixed Bed Column Methodsx
... Their removal from used industrial water before drainage is an important environmental ...states, Cr(III) and Cr(VI) are the two most stable ones in aqueous media among which the latter is ...
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Hexavalent Chromium Removal and Reduction to Cr (III) by Polystyrene Tris(2 aminoethyl)amine
... percent removal as measured by Cr (VI) and by total Cr increased with increasing contact time and attained equilibrium at 120 ...of Cr (III) in solution. It is evident that the ...
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Adsorptive Removal of Cr(VI) from Aqueous Solution by Sugarcane Biomass
... Cd(II) removal and could be applied for waste water management ...the removal of Cr(VI) from aqueous solution by using tyre and saw ...the removal was favourable at low pH, with maximum ...
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Use of Agricultural Waste for Removal of Cr(VI) from Aqueous Solution
... Initial Cr(VI) concentration 5 mg/l and absorbents dose of 2 g/100ml were ...the removal of Cr(VI) is rapid, but it gradually decreases with time until it reaches ...
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Comparative study of Cr(VI) removal by bio-waste adsorbents: equilibrium, kinetics, and thermodynamic
... stretching of alkane, and the band appearing at 1731, 1724, and 1640 cm −1 was referenced to the C=O bond of carboxylic acids, 1610 and 1641 cm − 1 to C–O stretches of ester or ether. Aromatic C–O stretching vibrations ...
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The removal of Cr(VI) with Dimocarpus longan as a low cost biosorbent
... percent removal of longan`s seed and skin at optimum dosage were ...percent removal of Cr (VI) ions were significantly decreased at ...percent removal, it may slightly increased at biosorbent ...
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Potential of Lemna minor in Ni and Cr removal from aqueous solution
... initial Cr concentrations selected for removal by ...percentage removal of Cr was found to increase with increase in initial concentration of Cr ...maximum removal, 49.79%, was ...
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Okra Leaves—Agricultural Waste for the Removal of Cr(III) and Cr(VI) from Contaminated Water
... The present study demonstrates the sorptive efficiency of okra leaves for the Cr(III) and Cr(VI) in aqueous system. The batch dynamic sorption method was carried out as the function of the pH of the ...
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Application of response surface methodology for optimization of Cr(III) and Cr(VI) adsorption on commercial activated carbons
... of Cr(III) and Cr(VI) species in the aqueous solutions were determined by standard procedure 25 using UV/VIS spectrophotometer (Jasco, ...percentage removal of Cr(III) and ...
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Fabrication of new modified cross linked polyimeric resins composite with nano TiO2 & NANO Fe2O3 for the removal of selective metal ions
... heavy removal of Fe(II), Fe(III), Cr(III), Cr(VI), Cu(II), Ag(I) and Ni(II) with a high selectivity (Lin et ...metal removal, but the expensive costs at capital and operation ...
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... The removal of toxic metal ions from aqueous streams requires the use and implementation of new environment friendly ...states, Cr(III) and Cr(VI). Cr(VI) shows more toxicity than ...
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Design, equilibrium and operation for ultrasound assisted batch adsorption of Cr (VI) on some nano-bioadsorbent
... While Cr(III) an essential human nutrient and has low migration ability, Cr(VI) accumulates in the food chain and causes severe human health problems ranging from simple skin irritation to lung ...
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Adsorption Study of Pb(II), Cd(II), Hg(II) and Cr(III) Onto Calix [4] Resorcinarene Derivative
... the removal of several heavy metal ions of Pb(II), Cd(II), Hg(II) and Cr(III) from aqueous medium via sorption process onto calix[4]resorcinarene derivative was ...the removal of ...
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