Sawdust as low-cost natural adsorbent for removal of Cu(II) ions from aqueous solutions

Nowadays heavy metals are reported as priority pollutants, due to their mobility in natural water ecosystems and their toxicity; they are among the most important pollutants in source and treated water, and are becoming a severe public health problem. Cellulose can adsorb heavy metals from solution....

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Albulescu Mariana
Popovici Horia
Popa Maria
Obradovic Ljubisa
Testületi szerző: International Symposium on Analytical and Environmental Problems (17.) (2011) (Szeged)
Dokumentumtípus: Könyv része
Megjelent: SZAB Szeged 2012
Sorozat:Proceedings of the International Symposium on Analytical and Environmental Problems 17
Kulcsszavak:Környezetvédelem, Analitikai kémia, Adszorpció
Tárgyszavak:
Online Access:http://acta.bibl.u-szeged.hu/76423
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490 0 |a Proceedings of the International Symposium on Analytical and Environmental Problems  |v 17 
520 3 |a Nowadays heavy metals are reported as priority pollutants, due to their mobility in natural water ecosystems and their toxicity; they are among the most important pollutants in source and treated water, and are becoming a severe public health problem. Cellulose can adsorb heavy metals from solution. In this paper, the inexpensive and effective metal ion (Cu2+) adsorbent from wood-waste materials (sawdust) was investigated using the biosorption process, which is a relatively new process that has proven very promising in the removal of metals ions from aqueous effluents. The results show that the biosorbtion of copper ion occurs with higher yields in alkaline solution (pH= 8.5), the adsorption equilibrium is quickly reached (after 15-30 minutes) and copper ions can be removed extensively from aqueous solution after successive adsorption stages. 
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695 |a Környezetvédelem, Analitikai kémia, Adszorpció 
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700 0 1 |a Popa Maria  |e aut 
700 0 1 |a Obradovic Ljubisa  |e aut 
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