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Dive into the research topics where Keiko Masumoto is active.

Publication


Featured researches published by Keiko Masumoto.


Bunseki Kagaku | 1987

Optimization of column parameters in capillary GC/MS for analysis of environmental pollutants.

Minoru Fukushima; Takeshi Yamamoto; Keiko Masumoto

環境試料に含まれるポリ塩化ビフェニル,ポリ塩化ジオキシン,ポリ塩化ジベンゾフランなどの有機塩素化合物に含まれる強毒性の特定異性体を分別定量するため,キャピラリーGC/MS分析条件の最適化を検討した.昇温条件下におけるキャピラリーGCの分離効率には,キャリヤーガスの平均線速度と昇温速度が影響する.2,3,7,8-四塩化ジオキシン(TCDD)と隣接して溶出する1,4,7,8-TCDD,1,2,3,4-TCDDとの最適分離を与える線速度は40cm/sであり,昇温速度は1℃/minが最適であった.焼却炉の廃水処理汚泥中のポリ塩化ジオキシン,ポリ塩化ジベンゾフランの分析にこの条件を適用したところ,2,3,7,8-TCDDの定量の繰り返し精度は相対標準偏差3.7%(n=4),検出限界0.02ng/g dry wt.であった.


Eisei kagaku | 1988

Identification of Some Organic Compounds in Rain Water by Means of a Gas Chromatograph-Mass Spectrometer-Computer System

Kazuhito Watabe; Tsutomu Nakanishi; Jun Shishido; Keiko Masumoto; Akiyoshi Okamoto; Yoshiko Kato; Masaomi Kondo


Journal of Urban Living and Health Association | 2006

“Heat Environment Problem” as Regional and Worldwide Issue

Keiko Masumoto


Journal of environmental conservation engineering | 2014

Collection of Atmospheric Particulate Matter by a Repeated Impaction Method

Kunihiro Funasaka; Yuko Furuichi; Keiko Masumoto; Satoshi Kaneco


Journal of Urban Living and Health Association | 2008

Present State of Asbestos Analysis and Asbestos Concentration around Building Demolition Sites in Osaka City

Yuko Furuichi; Kunihiro Funasaka; Keiko Masumoto; Osamu Yamamoto; Yoshiaki Mori


Journal of Urban Living and Health Association | 2007

Characteristics of Yellow Sand Particles that Fell on April 2 to 3 in Osaka City

Kunihiro Funasaka; Yuko Furuichi; Keiko Masumoto; Yasuyuki Itano; Takeji Miyazaki; Munehiro Warashina; Toshikazu Kamiura


Journal of Urban Living and Health Association | 2007

Space-Time Characteristics of Air Temperature Distribution and Heat Island Situation in Osaka City

Keiko Masumoto


Journal of Urban Living and Health Association | 2002

Heat Island Phenomena in Urban Area

Keiko Masumoto


Journal of Urban Living and Health Association | 1996

Information Management in the Environmental Health Field

Keiko Masumoto


Journal of Urban Living and Health Association | 1988

Dietary Life of Women in Osaka City

Chiyoko Kawaraya; Akihiko Nakama; Keiko Masumoto; Chiyako Sasaki; Hideki Ueda; Kiyoshi Sasaki

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