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Selective determination method for measurement of methylmercury and ethylmercury in soil/sediment samples using high-performance liquid chromatography–chemiluminescence detection coupled with simple extraction technique
http://hdl.handle.net/10232/18558
http://hdl.handle.net/10232/18558e69dd888-281a-4e3a-83f4-917ab426486e
名前 / ファイル | ライセンス | アクション |
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KODAMATANI_Journal of Chromatography A_2013.pdf (439.9 kB)
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Item type | 学術雑誌論文 / Journal Article(1) | |||||
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公開日 | 2013-07-01 | |||||
タイトル | ||||||
タイトル言語 | en | |||||
タイトル | Selective determination method for measurement of methylmercury and ethylmercury in soil/sediment samples using high-performance liquid chromatography–chemiluminescence detection coupled with simple extraction technique | |||||
著者 |
児玉谷, 仁
× 児玉谷, 仁× 冨安, 卓滋 |
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言語 | ||||||
言語 | eng | |||||
キーワード | ||||||
主題言語 | en | |||||
主題Scheme | Other | |||||
主題 | Methylmercury | |||||
キーワード | ||||||
主題言語 | en | |||||
主題Scheme | Other | |||||
主題 | Ethylmercury | |||||
キーワード | ||||||
主題言語 | en | |||||
主題Scheme | Other | |||||
主題 | HPLC | |||||
キーワード | ||||||
主題言語 | en | |||||
主題Scheme | Other | |||||
主題 | Chemiluminescence | |||||
キーワード | ||||||
主題言語 | en | |||||
主題Scheme | Other | |||||
主題 | Soil | |||||
キーワード | ||||||
主題言語 | en | |||||
主題Scheme | Other | |||||
主題 | Sediment | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | journal article | |||||
要約(Abstract) | ||||||
内容記述タイプ | Other | |||||
内容記述 | A method for the simultaneous determination of monomethylmercury (MeHg+) and monoethylmercury (EtHg+) in soil/sediment samples was developed. The method involves eluting mercury species from the soil/sediment samples using 5 M HCl containing 5 mM Pd2+ and 0.1 M Cu2+ and then extracting MeHg+ and EtHg+ into toluene as chlorides. These alkylmercury chlorides are then back-extracted into an aqueous EDTA solution, creating EDTA complexes. Finally, an emetine-dithiocarbamate (emetineCS2) solution is added to the EDTA solution to form emetineCS2–alkylmercury complexes. EmetineCS2–MeHg and emetineCS2–EtHg were separated using reverse-phase HPLC and then detected by the chemiluminescence reaction with tris(2,2′-bipyridine)ruthenium(III). The MeHg+ and EtHg+ calibration curves, using the peak height, were linear from 0.5 to 20 ng (as Hg). The detection limit was 0.16 ng/g (analyzing 1 g soil or sediment). The procedure was validated by analyzing a certified reference material (ERM CC580, estuarine sediment). The MeHg+ concentration determined using the proposed method was in good agreement with the certified value, and EtHg+ was detected in the reference material. A preliminary study of the relationship between environmental mercury concentrations and MeHg+ production was performed. | |||||
内容記述言語 | en | |||||
収録雑誌名 |
en : Journal of Chromatography A 巻 1288, p. 155-159, 発行日 2013 |
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作成日 | ||||||
日付 | 2013-05-03 | |||||
日付タイプ | Issued | |||||
ISSN | ||||||
収録物識別子タイプ | PISSN | |||||
ISSN | 00219673 | |||||
NII書誌ID(雑誌) | ||||||
収録物識別子タイプ | NCID | |||||
NC ID | AA10985833 | |||||
DOI | ||||||
識別子タイプ | DOI | |||||
DOI | https://doi.org/10.1016/j.chroma.2013.02.004 | |||||
権利 | ||||||
権利情報の言語 | en | |||||
権利情報 | Elsevier | |||||
出版タイプ | ||||||
出版タイプ | AM | |||||
出版タイプResource | http://purl.org/coar/version/c_ab4af688f83e57aa | |||||
NDC | ||||||
主題Scheme | NDC | |||||
主題 | 433 | |||||
公開者・出版者 | ||||||
出版者言語 | en | |||||
出版者 | Elsevier |