Electronic Supplementary Material s20

ELECTRONIC SUPPLEMENTARY MATERIAL

IASWS 2011: THE INTERACTIONS BETWEEN SEDIMENTS AND WATER

Vertical distributions of PAHs in the sediments of four lakes in Japan

Takehiko Fukushima • Seigo Watanabe • Koichi Kamiya • Noriatsu Ozaki

Received: 26 June 2011 / Accepted: 16 April 2012 © Springer-Verlag 2012

Responsible editor: Nives Ogrinc

T. Fukushima () • S. Watanabe • K. Kamiya Graduate School of Life and Environment, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki 305- 8572, Japan e-mail: [email protected]

F. Fukushima • N. Ozaki Graduate School of Engineering, Hiroshima University, 1-4-1 Kagamiyama, Higashihiroshima, Hiroshima 739-8527, Japan

() Corresponding author: Takehiko Fukushima e-mail: [email protected]

Table S1 Data sources of isomer ratios Data number Reference number Reference

Diesel engine 18 10 Westerholm et al. 1988; Westerholm et al. 1989; Westerholm et al. 1991; Nisbet and

Lagoy 1992; Rogge et al. 1993; Mi et al. 1996; Broz et al. 2000; Gratz et al. 2000; Chao et al. 2001; Ozaki et al. 2003

1 Gasoline engine 11 10 same as diesel engine exhaust exhaust

Tyre 5 2 Ozaki et al. 2003; Pengchai et al. 2005

Asphalt 10 2 same as tyre

Biomass burning 39 8 Jenkins et al. 1996; Rogge et al. 1998; Oanh et al. 1999; Fine et al. 2001; Schauer et al. 2001; Kakareka and Kukharchyk 2003; Hays et al. 2005; Kleeman et al. 2008

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