Ions Removal
Thermodynamic study of Cr+3 ions removal by “MnO2/MWCNT” nanocomposite
... In the next step, we identify the best adsorbent dosage, as we declare the less amount of adsorbent is also much profitable. Then we were measuring this parameter in 5 different dosage. We choose the adsorbent doses in ...
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Metal Ions Removal Using Nano Oxide Pyrolox™ Material
... Cd(II) ions is about 20% and decreases with the decreasing ...Cd(II) ions show a higher affinity than Cu(II), both at pH 2 and ...uranium ions adsorption is chemical in nature. Ad- sorption of uranyl ...
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Biosorbent from Industrial Hemp Hurds for Copper Ions Removal
... the removal of Cu(II) after adsorption onto the prepared ...on removal efficiency is shown in ...the removal efficiency reached the high for pH in the range 5 – ...Cu(II) removal at pH 3 was ...
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Chromium Ions Removal from Wastewater Using Carbon Nanotubes
... the removal of Cr 3+ ions increased at pH 4-6 as shown in Figure ...hydrogen ions (H + ) present at lower pH favored the preferential adsorption of hydrogen ions than Cr 3+ metal ...metal ...
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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 range of ...
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Chromium Ions Removal from Wastewater Using Activated Iraqi Bentonite
... The removal of Cr 3+ from aqueous solution onto raw and modified bentonite was achieved in a batch adsorption ...for removal of Cr 3+ ions, different weights (5, 15, 25, 50, 75,100, 200, 300, 400 mg) ...
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Removal of Heavy Metals Fe3+, Mn2+, Zn2+, Pb2+ and Cd2+ from Wastewater by Using Rice Straw as Low Cost Adsorbent
... metal ions removal have been ...the removal percentages increased as the weight of sorbent increased, except for ...the removal percentages increased as the contact time increased for all ...
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Study of the Using Effect of Chromium Adsorption Remnants as Rodienticide for Sprague Dawley Rats Rattus rattus Accessing to Zero Residue Level (ZRL)
... chromium ions had a restricted effect on chromium ions removal capacity; simultaneously the adsorbent media had a limited number of active sites, which would have become saturated at a certain ...
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Removal of Heavy Metal Ions From Aqueous Solutions
... log (qe-q) = logqe -Kad . t/2.303 (6) where, Kad (1/h) is the rate constant of adsorbent, q and qe are the amount of heavy metal ions adsorbed (mg/L) at time t (h) and equilibrium time. Linear plots of log10 (qe ...
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Adsorption Study of Nickel Ni (II) Ions from Aqueous Solution on Tea Waste
... A batch adsorption study was carried out to evaluate the suitability of tea waste (TW) as a low cost sorbent for the removal of Ni (II) metal ions from aqueous solution. The effect of pH, contact time, ...
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Lead Removal from Mine Tailings with Multiple Metallic Ions
... percent removal after 3 hours were calculated and provided in Column 5 and 6, ...overall removal of the lead ion is highest compared to the four other HMI ...this removal level is consistently high ...
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Removal of Copper Ions in Wastewater by
... The porous structure of the activated carbon was characterized by N 2 adsorption at 77 K using. 242[r] ...
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Comparison of Nine Membrane Pairs for Electrodialytic Removal of Nitrate Ions
... rate removal, or the highest product purity or the best current efficiency or the lowest specific power con- sumption; the optimum point of one of these parameters does not assure the best performance of the other ...
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Remediation of Fluoride Laden Water by Complexation with Triethylamine Modified Maize Tassels
... Varying masses (0.01–0.30 g) of the modified material were packed in separate columns. Model solutions, 100 ml, having a concentration of 0.1 mg /l had their pH adjusted to the optimum value and loaded onto the column. ...
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Optimization of process parameters for the removal of calcium ions by ion exchange process
... the removal of calcium ions by phenol-formaldehyde sulphonic acid resin (PFR) blended with sulphonated carbons (SCs) obtained from various plant materials like AA, EJ and TB was carried out by using ...
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MATLAB Modeling for Adsorption Removal of Toxic Ions from Aquatic Media
... the removal of lead ion Pb(II) at different pHs (4, 5 and 6), weight of adsorbent material (Iraqi Rice Husk) (5, 10 and 15 gm), an initial concentration of lead ion Pb(II) (50, 75 and 100 mg/l), and draw a sample ...
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UTILIZATION OF BENTONITE AS AN ADSPRPENT MATERIAL IN THE REMOVAL OF IRON (III)
... In this study an Egyptian Bentonite clay has been used for the adsorption of iron salts from aqueous solutions over a concentration range of 50–100 mg/l, shaking time of 5–120 min, stirring rate from 50-200 r.p.m, ...
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Removal Studies of Fluoride Ions by Column Chromatography Using Scolecite
... for removal of fluoride from drinking ...fluoride ions have been studied using column chromatography in a packed column of adsorbent at different time of flow, sample concentrations and flow rates at ...
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Studies on fluoride removal from polluted waters using active carbon derived from stems of Abutilon indicum plant
... operational and maintenance cost, the problem of secondary pollution, undesirable effects on water quality and difficult procedures involved in the treatment. De-fluoridation using the surface sorption abilities of ...
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Fluoride Removal from Water By Calcium Materials: A State-Of-The-Art Review
... and removal efficiency of ...of removal efficiency at optimum conditions such as an adsorbent dose of 100 g/L, initial fluoride concentration 70 mg/L, contact time 6 h, initial pH = ...carbonate ions ...
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