Zobrazeno 1 - 10
of 71
pro vyhledávání: '"Shigeki Daishima"'
Autor:
Shigeki Daishima, Sadao Nakamura
Publikováno v:
Analytica Chimica Acta. 548:79-85
A method for the simultaneous determination of 22 volatile organic compounds (VOCs), methyl- tert -butyl ether (MTBE), 1,4-dioxane, 2-methylisoborneol (2-MIB) and geosmin in water by headspace solid phase microextraction (SPME)-gas chromatography–m
Publikováno v:
Rapid Communications in Mass Spectrometry. 17:383-390
A simple, fast and sensitive liquid chromatography/atmospheric pressure photoionization mass spectrometry (LC/APPI-MS) method, with automated on-line extraction using turbulent flow chromatography (TFC), was developed for the determination of perfluo
Publikováno v:
The Analyst. 128:46-50
A simple, fast and sensitive liquid chromatography-mass spectrometry (LC-MS) method with automated on-line extraction using turbulent flow chromatography (TFC) for the determination of five catechins in human plasma was developed. In this method, aft
Publikováno v:
Journal of Environmental Monitoring. 4:879-889
Fused-silica-lined (FSL) canisters and SUMMA polished (SUMMA) canisters were compared for the recoveries and the stabilities of 58 volatile organic compounds (VOCs) at low ppbv (volume/volume) levels under various humidified conditions using a three-
Publikováno v:
Journal of Chromatography A. 919:275-282
A method for the determination of estrogens (17alpha-estradiol, 17beta-estradiol, estrone, ethynyl estradiol, and estriol) as pentafluorobenzyl-trimethylsilyl (PFB-TMS) derivatives by gas chromatography-mass spectrometry (GC-MS) with negative-ion che
Publikováno v:
Journal of Chromatography A. 912:329-334
Gas chromatography-mass spectrometry (GC-MS) with a temperature-programmable pyrolyzer was used for the analysis of waterborne paints. Evolved gas analysis (EGA) profiles of the waterborne paints were obtained by this temperature-programmed pyrolysis
Publikováno v:
The Analyst. 126:835-839
A method for the trace level determination of 11 phenols as pentafluorobenzyl (PFB) derivatives by gas chromatography–mass spectrometry (GC-MS) with negative-ion chemical ionization (NICI) is described. First, the conditions for the PFB derivatisat
Publikováno v:
BUNSEKI KAGAKU. 50:309-317
河川水中, 農薬類の一斉分析法として液体クロマトグラフィー/大気圧イオン化-質量分析 (LC/MS) 法を検討し, 高選択的高感度検出のための最適条件を見出した. ODSカラムを用いた逆相分配
Publikováno v:
The Analyst. 126:1658-1662
A method for the determination of 24 organochlorine pesticides by gas chromatography-mass spectrometry (GC-MS) with negative-ion chemical-ionization (NICI) using programmable temperature vaporizer (PTV)-based large volume injection (LVI) is described
Autor:
Andreas Hoffman, Satoru Yamashita, Nobuo Ochiai, Masahiko Takino, Kikuo Sasamoto, Arnd C. Heiden, Shigeki Daishima
Publikováno v:
The Analyst. 126:1652-1657
A method for the determination of trace amounts of off-flavor compounds including 2-methylisoborneol, geosmin and 2,4,6-trichloroanisole in drinking water was developed using the stir bar sorptive extraction technique followed by thermal desorption-G