Considerations in As analysis and speciation

Journal of the American Water Works Association
By: , and 

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Abstract

This article summarizes recent experiences in arsenic (As) quantification, preservation, and speciation developed during AWWA Research Foundation (AWWARF) and Water Industry Technical Action Fund (WITAF) projects. The goal of this article is to alert analysts and decision-makers to potential problems in As analysis and speciation, because there appear to be several unresolved problems with routine analytical approaches. In true split drinking water samples As was quantified by three accepted analytical methods in three laboratories. The techniques used were graphite furnace atomic absorption spectrometry (GFAAS), inductively coupled plasma mass spectrometry (ICP-MS), and hydride generation inductively coupled plasma-emission spectrometry (HG-ICP-AES). Experimental findings are organized into sections on As analysis, particulate As in water supplies, and examination of As speciation methods.

Publication type Article
Publication Subtype Journal Article
Title Considerations in As analysis and speciation
Series title Journal of the American Water Works Association
DOI 10.1002/j.1551-8833.1998.tb08402.x
Volume 43
Issue 6
Year Published 1998
Language English
Publisher American Water Works Association
Contributing office(s) Toxic Substances Hydrology Program
Description 6 p.
First page 1378
Last page 1383
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