S. Hirata

Determination of iron(II) and total iron in environmental water samples by flow injection analysis with column preconcentration of chelating resin functionalized with N-hydroxyethylethylenediamine ligands and chemiluminescence detection.

M. Aihara, S. Hirata, H. Yoshihara, 1999, Talanta.

Pretreatment of Environmental Water Sample using UV Irradiation-peroxodisulfate for the Determination of Total Nitrogen and Phosphorus

K. Nagashima, S. Hirata, Hisaki Yamada, 2000 .