Vol. 4 9 No. 8

August, 2000

Conference Papers of CITAC '99

Improvement on the Analytical Reliability of a Destructive Local Analysis by a Simultaneous Multi-Elements Measurement

Bunbunoshin Tomiyasu, Masanori Owari and Yoshimasa Nihei 593

Quality Assurance of Samplers for Suspended Particulate Matter and Their Application to Field Analysis

Naoto Minakawa, Katsuyuki Takahashi, Yasushi Nagamune and Junichi Sasaki 619

Quality Assurance of Automatic Nitrogen Oxide Analyzers and Their Application to Field Analysis

Naoto Minakawa, Katsuyuki Takahashi, Yasushi Nagamune, Nobuyuki Koide and Kenji Seo 625

Preparation of Low-Concentration Volatile Organic Compounds Calibration Gases by Gravimetric Dilution Using a Canister

Takuro Watanabe and Kenji Kato 635

Accounts

Local Structure Analysis of Short-Lived Reaction Intermediates by Means of a Time-Resolved Stopped-Flow Extended X-ray Absorption Fine-Structure Technique

Yasuhiro Inada 563

Research Papers

Simultaneous Determination of Polar and Nonpolar Pesticides in Water Samples by Solid-Phase Multilayered Disk Extraction Using Polystylene Gel and Activated Carbon Disk along with GC/MS

Osamu Kiguchi and Katsumi Saitoh 575

Determination of Fluorine in Silicon Nitride by Pyrohydrolysis/Ion Chromatography

Mitsuyoshi Watanabe and Akira Narukawa 583

Separation and Determination of a Peroxide Mixture by HPLC with Postcolumn Detection

Kaoru Yamada, Shigeaki Matsutani, Yasunobu Horiguchi and Toshiyuki Hobo 587

Removal of a Manganese(II) Impurity in 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid by a Simultaneous Forward and Back-Extraction Method

Kunihiro Watanabe, Masahiko Shiba and Masayuki Itagaki 599

Technical Papers

Sensitive Determination of Sodium in Metal Films on Silicon Wafers by Graphite-Furnace AAS

Sonomi Kushibe and Norikuni Yabumoto 605

Determination of Trace Anion by Ion Chromatography in Organic Materials for Ultra Large Scale Integration

Yoshimi Hashimoto, Masaru Hayashi and Akira Okada 611

Notes

Extraction of Lipopolysaccharides from Water Using a Thermoresponsive Polymer

Tohru Saitoh, Yoko Hamazono, Teruaki Sakurai and Chiyo Matsubara 631

Technical Letters

Determination of Flavanone Glycosides in Various Peels of Citrus Fruits, Immature Citrus Fruits and Chinese Medicinal Prescriptions Containing These Crude Drugs by Using Capillary Electrophoresis

Harumi Takei and Fumihiko Yoshizaki 639

Digest of Doctroral Dissertation

Study on Simultaneous Determination Methods for Anions by Capillary Electrophoresis

Tomoyoshi Soga 645

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