Piccin, Jeferson Steffanello; Dotto, Guilherme Luiz; Vieira, Mery Luiza Garcia; Pinto, Luiz Antonio de Almeida
(ACS, 2011)
The kinetics and mechanism of the food dye disodium 6-hydroxy-5-((2-methoxy-5-methyl-4-sulfophenyl)azo)-2-naphthalenesulfonate (FD&C Red 40) adsorption onto chitosan were studied. The effects of pH (5.7 to 7.4), chitosan ...