Ecological screening assessment report on perfluorooctane sulfonate, salts and precursors: appendix 4


Appendix 4: Summary of Data used in Risk Quotient (Q) Analyses of PFOS

Pelagic Organism Freshwater Midge - Lake Ontario
EEVFootnote a (µg.L-1) CTVFootnote b (µg.L-1) AFFootnote c ENEV (µg.L-1) Q (EEV/ENEV
0.121 49.1 100 0.491 0.25

 

Birds (Liver)
EEVFootnote d (µg.g-1 liver) CTVFootnote e (µg.g-1 liver) AFFootnote f ENEV (µg.g-1 liver) Q (EEV/ENEV)
0.015  - 1.78 60.9 100 0.609 0.002 - 2.92

 

Birds (Serum)
EEVFootnote g (µg.mL-1 serum) CTV (µg.mL-1 serum) AFFootnote f ENEV (µg.mL-1 serum) Q (EEV/ENEV
0.372 - 2.20 87.3 100 0.87 0.43 - 2.54

 

Wildlife ( Arctic Polar Bear - Liver)
EEVFootnote h (µg.g-1 liver) CTVFootnote i (µg.g-1 liver) AFFootnote f ENEV (µg.g-1 liver) Q (EEV/ENEV)
3.77 40.8 100 0.408 9.2

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