Vol. 4 9 No. 9

September, 2 0 0 0

Reviews

Indirect Detection in Liquid Chromatography

Toyohide Takeuchi 649

Research Papers

Rapid Semi-Quantitative Determination of Mercury in a Fluorescent Lamp by Laser Ablation/ICP-MS

Kenji Fujiwara and Taketoshi Nakahara 661

Numerical Prediction of the Peak Position of a Sulfonyl Group in Infrared Absorption Spectra

Toshio Ogawa, Takao Sonogashira and Satoshi Osawa 667

Highly Sensitive Spectrophotometric Determination of Phenol in Tap Water Coupled with Solid-Phase Extraction

Tadao Sakai, Norio Teshima, Maho Kayukawa and Satomi Sawamura 677

Simultaneous Determination of Trace Nickel and Cobalt in High-Purity Iron by Radiochemical Neutron Activation Analysis

Naoki Yamaguchi, Yukiko Okada, Shogo Suzuki, Shoji Hirai and Toshiaki Mitsugashira 683

Extraction-Separation of Thallium(I) and Thallium(III) under Pseudo Three-Phase Equilibrium in the Presence of Heavy Metals

Kunihiro Watanabe, Hisashi Isomura and Masayuki Itagaki 691

Effect of Substituted Groups on the Analytical Sensitivity of Tridentate Ligand Azo-Compounds for Catalytic Analysis of Manganese(II)

Kunihiro Watanabe, Kazue Yamaguchi and Masayuki Itagaki 699

Technical Papers

Indirect Determination of Oxygen Content Based on Determining the Manganese Valence in Lanthanum Manganite by Sealed Decomposition/Permanganate Titration

Mitsuyoshi Watanabe and Akira Narukawa 705

Notes

Dissolution of Antimony Alloy, Tin Alloy and Metallic Germanium Using Nitric-Hydrochloric-Tartaric Acids for ICP-OES

Tsutomu Shoji, Yuetsu Danzaki, Tetsuya Ashino, Hideyuki Konno and Kan-ichi Makabe 709

Digest of Doctroral Dissertation

Ligand Exchange-Micellar Electrokinetic Chromatography and Its Applications

Zilin Chen 713

Studies on the Quality Evaluation of Animal Natural Medicines and Their Preparations

Akio Hashimoto 715

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