title: Comments on "equilibrium and kinetic studies for the biosorption system of copper(II) ion from aqueous solution using Tectona grandis L.f. leaves powder".
abstract: This letter reports the way to solve the Redlich-Peterson isotherm. In addition the importance of constraints for the Redlich-Peterson isotherm exponent was discussed in detail.
authors.affiliation: Departamento de Engenharia Química, Faculdade de Engenharia, Universidade do Porto, Rua Dr. Roberto Frias, s/n 4200-465 Porto, Portugal. vasanth_vit@yahoo.com
authors.forename: K
authors.initials: K
authors.lastname: Vasanth Kumar
authors.forename: K
authors.initials: K
authors.lastname: Porkodi
authors.forename: F
authors.initials: F
authors.lastname: Rocha
mesh_terms: D000327:Adsorption; D000465:Algorithms; D003300:Copper / Q000737:chemistry*; D007700:Kinetics; D019686:Lamiaceae; D018515:Plant Leaves; D012996:Solutions; D014874:Water Pollutants, Chemical / Q000737:chemistry*; D018508:Water Purification / Q000379:methods
chemical_list: D012996:Solutions; D014874:Water Pollutants, Chemical; D003300:Copper