Vol. 47 No. 7

July, 1998

Original Papers

Simultaneous Determination of Alkali Metal Ions by Ion Chromatography Using a Graphitized Carbon Column

Toshimitsu Okamoto, Kazuo Takayama, Masaru Ikeda and Hisomu Nagashima 389

A Kinetic Model of the Dissolution of Magnetite (Fe₃O₄) in EDTA Solutions

Hiroki Tamura, Shin-ichi Takasaki and Ryusaburo Furuichi 397

Determination of Low-Concentration Formaldehyde in Indoor Air with Discriminator and Detector Tube

Masahiro Hori, Kunihiro Uda and Jian-ping Yang 405

Development of the Rotation Mixing Technology for Approaching to Plug-Flow in a FIA Reaction Tube

Kiyoshi Hirakawa, Masashi Nishida, Isao Yoshida and Daido Ishii 411

Characterization of Reactive Oxygen Species on Basic Metal Peroxides as Reaction Media for Luminol and Lucigenin Chemiluminescence Sensing

Hajime Goto, Jin-Ming Lin and Masaaki Yamada 417

Technical Papers

An Automatic Monitor of Ammonia in Air Using Ammonia-Sensitive Tape

Nobuo Nakano, Tetsuya Kawabe, Masahiro Isaka and Yasue Nozima 423

Analysis of Tackifiers in Adhesives of Pressure-Sensitive Adhesive Poly(vinyl chloride) Tapes

Shoji Kurata 429

Surface-Influence Study of Pyrofoil for Curie-Point Pyrolyzer upon the Measurement of Reproducibility on Pyrogram

Susumu Muguruma, Naoki Oguri, Shigeki Uchino and Jitsuo Kiji 437

Notes

Direct and Simultaneous Determination of Ascorbic Acid and Glucose in Soft Drinks with Electrochemical Filter/Biosensor FIA System

Yusuke Okawa, Hiroyuki Kobayashi and Takashi Ohno 443

Simultaneous Differential Determination of Mixed Organic and Inorganic Acid by Nonaqueous Conductometric Titration with Sodium Tetrahydroborate

Takayoshi Fujino, Fumiko Yoshikawa and Hayao Noguchi 447

Technical Letters

Alkali Fusion/ICP-AES for the Determination of Boron in Geological Reference Materials and a Comparison with Spectrophotometry

Shigeru Terashima, Takashi Okai and Masahiro Taniguchi 451

Determination of Carbonate Fraction Components in Carbonate Rock Reference Samples by a Selective Chemical Leaching/ICP-AES Method

Takashi Okai 455

Digest of Doctoral Dissertation

Studies on Spectroscopic and Non-spectroscopic Interferences in Inductively Coupled Plasma Mass Spectrometry

Naoko Nonose 459

Selective Mass Separation of Lanthanides and its Application to Searches for Unknown Lanthanide Isotopes

Shin-ichi Ichikawa 461

Go to the table of contents of No.
1　2　3　4　5　6　7　8　9　10　11　12

Go to the page of "Bunseki Kagaku"

Go to the top page of JSAC