ODS Column Extraction of Indonaphthol Blue Combined with Spectrophotometry for the Determination of Ammonia Nitrogen
نویسندگان
چکیده
منابع مشابه
Collection of indonaphthol blue on a membrane filter for the spectrophotometric determination of ammonia with 1-naphthol and dichloroisocyanurate.
In order to determine ammonium ion in water samples, we propose a method based on the Berthelot reaction of ammonia with 1-naphthol and dichloroisocyanurate to form an indophenol blue derivative and collection of the blue compound as an ion pair using Zephiramine on a pure polytetrafluoroethylene (PTFE)-type membrane filter. The ion pair on the filter was eluted with 5.0 mL of acetonitrile, and...
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ژورنال
عنوان ژورنال: BUNSEKI KAGAKU
سال: 2011
ISSN: 0525-1931
DOI: 10.2116/bunsekikagaku.60.333