Determination of selenium in sediments by fluorimetry with 2,3-diaminonaphthalene after an improved pretreatment by tellurium coprecipitation

作者: Kazuo Itoh , Morio Nakayama , Masahiko Chikuma , Hisashi Tanaka

DOI: 10.1007/BF00635683

关键词:

摘要: An improved fluorimetric method for the determination of selenium in estuary sediments and sedimentary core samples is described. For separation selenium, coprecipitation with tellurium-ascorbic acid gave satisfactory results. The status pollution caused by Nagoya area, which one most industrially active areas Japan, was estimated, based on results obtained this method. Several μg/g were determined sediments. Interferences foreign ions eliminated procedure. Selenium added recovered 95–101%.

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