The environmental concerns for treating cyanide-containing wastewater via adsorption technology has been advancing which resulting in the need for a robust yet simple method. Synthetic zeolite was used as a suitable adsorbent for cyanide removal due to its excellent surface properties. In this study, the modification of zeolite was made by iron doping to trigger a better adsorption performance. Then, the comparison between the effectiveness of each zeolite follows subsequently. SEM, XRD, and BET analyses were employed to study the adsorbents characteristics. Cyanide uptake experiments were conducted by a batch technique for certain contact times at room temperature, while adsorbent dose and agitation speed were set constant. The results showed that before the equilibrium, iron-doped zeolite removed 20% more cyanide by following the pseudo-second-order kinetic model than raw zeolite which fits the pseudo-first-order model. Langmuir model was better in describing the adsorption behavior of cyanide onto iron-modified synthetic zeolite. The maximum uptake capacity of cyanide onto iron-zeolite was known as 33.978 mg g(-1).
机构:
Univ Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, IranUniv Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, Iran
Daneshvar, N
Salari, D
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Univ Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, IranUniv Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, Iran
Salari, D
Aber, S
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Univ Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, IranUniv Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, Iran
机构:
Yuzuncu Yil Univ, Fac Engn Architecture, Dept Min Engn, TR-65080 Van, TurkeyYuzuncu Yil Univ, Fac Engn Architecture, Dept Min Engn, TR-65080 Van, Turkey
机构:
Univ Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, IranUniv Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, Iran
Daneshvar, N
Salari, D
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, IranUniv Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, Iran
Salari, D
Aber, S
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, IranUniv Tabriz, Fac Chem, Appl Chem Dept, Ind Water & Wastewater Treatment Res Lab, Tabriz, Iran
机构:
Yuzuncu Yil Univ, Fac Engn Architecture, Dept Min Engn, TR-65080 Van, TurkeyYuzuncu Yil Univ, Fac Engn Architecture, Dept Min Engn, TR-65080 Van, Turkey