BUNSEKI KAGAKU

Vol. 59 No. 12

December, 2010

Table of Contents

Special Articles : Analytical Sciences and Chemical Analyses on Aquatic Environment
Accounts
Development of the Multielemental Determination Method for Bioactive Trace Metals in Open Ocean Seawater and Its Application to International Intercalibration
Tomoharu Minami, Eri Higo, Seiji Nakatsuka, Abigail Parcasio Cid, Thi Dieu Huong Vu, Kazuhiro Norisuye and Yoshiki Sohrin 1087
Research Papers
Speciation Analysis of Phosphorus in Coastal Seawater near Okinawa Island and Concentration Correlation between Dissolved Phosphate Ions and Trace Metals Classified as Nutrient Type
Akihide Itoh, Mami Yamaguchi, Ayako Yamada, Teruo Arakaki, Noriko Kabe and Shoko Ganaha 1097
Concentration–depth Profiles of Trace Nickel and Vanadium in Lake Mashu and the Possible Input of Anthropogenically Derived Nickel and Vanadium from the Atmosphere
Hirotsugu Minami, Hirotoshi Sakagami, Junling Bai, Kanako Mantoku, Daisuke Harada, Nobuo Takahashi, Ikuo Atsuya, Tatsuya Fukazawa, Hiromi Hamada, Seiki Igarashi, Shin Fujie, Hiroshi Kobayashi, Atsushi Tanaka and Kazuo Jin 1105
Determination of Silver in Environmental Samples by Electrothermal Atomic Absorption Spectrometry after Preconcentration with Protein
Kiyoyuki Egusa, Satoshi Kaneco, Yoshimasa Kondou, Hideyuki Katsumata, Tohru Suzuki and Kiyohisa Ohta 1113
Extraction and Determination of Polycyclic Aromatic Hydrocarbons in the Sediment with Sodium Dodecyl Sulfate
Yoko Tomita, Yoshihiro Mihara and Shunitz Tanaka 1119
Notes
Elemental Analysis of Leaching Solution from Soils in the Mountain District of Shikoku with a Handy-type Liquid Electrode Plasma Atomic Emission Spectrometer
Takashi Yamamoto, Isao Kurotani, Ayumi Yamashita, Jun Kawai and Shoji Imai 1125
Successive Determination of Chromium(VI) and Total Chromium by FIA Using Photo-oxidation with Vacuum Ultraviolet
Shigeru Taguchi, Ayako Fujii, Takashi Okoshi, Hideki Kuramitz and Noriko Hata 1133
Speciation of Aluminum in Lake Kasumigaura, Japan
Masami Kanao Koshikawa, Mirai Watanabe, Hiroshi Koshikawa, Kazuhiro Komatsu, Akio Imai, Kazuho Inaba and Takejiro Takamatsu 1137
Reexamination of Optimum pH Condition for the Determination of Dissolved Iron(II) in Aquatic Environments Using Colorimetric Reagents
Masahiro Maruo, Kazuki Nagaoka, Issei Kobayashi, Kanako Kozawa and Hajime Obata 1143
Simultaneous Determination of Volatile Halogenated Organic Compounds in Brackish Water and Seawater by Purge and Trap–Gas Chromatography/Mass Spectrometry
Hiroki Karasawa, Masae Kimura, Chiharu Wakuda, Michiko K. Kurihara, Kanenori Tsujino, Yukinori Tani and Shinya Hashimoto 1149
A Simple in situ Extraction Method for Dissolved Sulfide in Sandy Mud Sediments Followed by Spectrophotometric Determination and Its Application to the Bottom Sediment at the Northeast of Ariake Bay
Shogo Sugahara, Tatsuya Yurimoto, Kazuhiro Ayukawa, Katsunori Kimoto, Yukiko Senga, Minoru Okumura and Yasushi Seike 1155
Solid-Phase Extraction of Chromium(VI) by Polyurethane Foam Treated with Hydrochloric Acid
Hiroaki Minamisawa, Kento Mizushima, Hiromichi Asamoto, Mayumi Minamisawa, Kazunori Saitoh and Tatsuro Nakagama 1163
Analytical Reports
Long-Term Monitoring of Copper and Iron in the Surface Water of Lake Kasumigaura, Japan
Noriko Tomioka, Kazuhiro Komatsu, Masami Kanao Koshikawa, Akio Imai, Kazuo Matsushige and Kazuho Inaba 1169