title: Sorption studies on heavy metal removal using chitin/bentonite biocomposite.
abstract: Contamination of water by toxic heavy metals due to urbanization is a world-wide environmental problem, which changes chemical and biological properties of both surface and ground water. The heavy metals render the water unsuitable for drinking and are also highly toxic to human beings. Removal of heavy metals is therefore essential. Thus, in my present work batch adsorption studies have been used to remove the Cr(VI) from aqueous solution using chitin composite. The data obtained from batch method at optimized conditions have been subjected to Freundlich and Langmuir isotherm studies. The data were suitable for both models indicating favorability.
authors.affiliation: Department of Chemistry, Sathyabama University, Chennai, Tamil Nadu, India. saravanan_1974@rediffmail.com
authors.forename: D
authors.initials: D
authors.lastname: Saravanan
authors.forename: T
authors.initials: T
authors.lastname: Gomathi
authors.forename: P N
authors.initials: PN
authors.lastname: Sudha
mesh_terms: D000327:Adsorption; D000465:Algorithms; D001546:Bentonite / Q000737:chemistry*; D002614:Chelating Agents / Q000737:chemistry*; D002686:Chitin / Q000737:chemistry*; D002857:Chromium / Q000737:chemistry*; D006863:Hydrogen-Ion Concentration; D008956:Models, Chemical; D012996:Solutions; D014874:Water Pollutants, Chemical / Q000737:chemistry; D018508:Water Purification
chemical_list: D002614:Chelating Agents; D012996:Solutions; D014874:Water Pollutants, Chemical; D002857:Chromium; D001546:Bentonite; D002686:Chitin; C074702:chromium hexavalent ion