Journal of Water Supply: Research and Technology - Aqua

Volume 53 Number 3
May 2004

Contents

127

Dissolved air flotation modelling: insights and shortcomings

Johannes Haarhoff and James K. Edzwald

151

Adsorption of divalent manganese ion on manganese-coated sand

Po-Yu Hu, Yung-Hsu Hsieh, Jen-Ching Chen and Chen-Yu Chang

159

Trihalomethane, chlorite and bromate formation in drinking water oxidation of Italian surface waters

Carlo Collivignarelli and Sabrina Sorlini

169

Experimental evaluations of a pilot nanofiltration system with respect to NOM and BOM removals and stable permeability with appropriate pre-treatments: a case study in Korea

Won-Young Ahn, Seong-Keun Yim, Byung-Yong Son, Geon Tae Kim, Hyowon Ahn, Dongjoo Lee, Sangyoup Lee, Boksoon Kwon and Jaeweon Cho

183

Recovery of somatic coliphages in wastewater and seawater samples in relation to bacterial indicator organisms and water hydrochemical parameters in Kaiet Bay station, Alexandria

Faiza A. Fattouh, Mohamed A. El Shenawy and Sahar W. Hassan