Request for Proposals

Tiered Risk Assessment

Identification of Structure Activity Relationship (SAR) Alerts (Combinations of Functional Groups) for Substances with Low NOELs

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Persistence, Bioaccumulation and Toxicity

Comparisons of marine and freshwater data and test methods

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Persistence, Bioaccumulation and Toxicity

Comparisons soil and sediment data and test methods

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Release & Uncertainty

Development of a guidance manual and tools for conducting uncertainty analysis in environmental risk assessment.

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