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Ecological Screening Assessment Report on Perfluorooctane Sulfonate, Its Salts and Its Precursors that Contain the C8F17SO2 or C8F17SO3, or C8F17SO2N Moiety

Figure 1: Perfluoroctane Sulfonate (PFOS) Anion Structure

Figure 1. PFOS anion structure

June 2006
Environment Canada

The Health Canada Assessment for PFOS is available upon request at the following e-mail address:

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