作者
Vinod Kumar Gupta, Shilpi Agarwal, Hamidreza Sadegh, Gomaa AM Ali, Arvind Kumar Bharti, Abdel Salam Hamdy Makhlouf
发表日期
2017/7/1
期刊
Journal of Molecular Liquids
卷号
237
页码范围
466-472
出版商
Elsevier
简介
In-situ synthesized novel nanocomposite graphene oxide–β-cyclodextrin (GO–CD) was applied as adsorbent for swift adsorption and elimination of hazardous endocrine disrupting compounds, such as bisphenol A (BPA), from the solvent phase of an aqueous solution. Endocrine disrupting compounds are highly toxic substances that cannot be removed from treated wastewater through conventional methods. The optimized values of effective parameters were 10 min (contact time), 25 mg (adsorbent dosage), 9 (pH) and 100 mgL−1 (initial concentration) these values were optimized using batch adsorption study. The equilibrium adsorption and kinetics data were well fitted and in good agreement with Langmuir adsorption isotherms and pseudo-second order kinetic adsorption model. The Qmax of GO–CD was approximately 373.4 mg·g− 1, which is significantly higher than that of existing adsorbents. Hence, the …
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