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Simultaneous analysis of silicon and boron dissolved in water by combination of electrodialytic salt removal and ion-exclusion chromatography with corona charged aerosol detection

電気透析型イオン抽出デバイス/イオン排除型クロマトグラフィー/コロナ荷電化粒子検出器を連結させた新システムによる水中のケイ素およびホウ素の同時分析

森 勝伸*; 佐柄 克哉*; 新井 香織*; 中谷 暢丈*; 大平 慎一*; 戸田 敬*; 板橋 英之*; 小崎 大輔*; 須郷 由美; 渡辺 茂樹; 石岡 典子; 田中 一彦*

Mori, Masanobu*; Sagara, Katsuya*; Arai, Kaori*; Nakatani, Nobutake*; Ohira, Shinichi*; Toda, Kei*; Itabashi, Hideyuki*; Kozaki, Daisuke*; Sugo, Yumi; Watanabe, Shigeki; Ishioka, Noriko; Tanaka, Kazuhiko*

Selective separation and sensitive detection of dissolved silicon and boron (DSi and DB) in aqueous solution was achieved by connecting an electrodialytic ion isolation device (EID), an ion-exclusion chromatography (IEC) column, and a corona charged aerosol detector (CCAD) in sequence. They were separated by IEC using pure water eluent. Detection of DSi and DB by the CCAD was effective for much greater sensitivity than by conductimetric detection. The EID removed salt from the sample prior to the IEC-CCAD. The combination of EID, IEC and CCAD successfully separated and determined DSi and DB in artificial seawater and hot-spring water samples by eluting pure water.

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パーセンタイル:43.31

分野:Biochemical Research Methods

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