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Analytical Letters Volume 6, 1973 - Issue 4
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Original Articles

Ozone as Releasing Agent: The Determination of Trace Mercury in Organic Matrices by Cold Vapor Atomic Absorption

Leopoldo Lopez-escobar Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
&
David N. Hume Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
Pages 343-353 | Received 19 Mar 1973, Accepted 20 Mar 1973, Published online: 06 Dec 2006
 
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Abstract

Ozonization of aqueous solutions of organomercurials and mercury salts in organic complexing agents is recommended for releasing the mercury for direct determination by cold vapor atomic absorption. The combination of ozonization and subsequent reduction by sodium borohydride is particularly effective.

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