Assessment Factors — Extrapolation and Soil Quality Standard Derivation

8 ASSESSMENT FACTORS — EXTRAPOLATION AND SOIL QUALITY STANDARD DERIVATION 

Environmental and Human Health Standards for Water and Soil 

One controversial tool to address uncertainty is the use of AFs. AFs have been discussed widely in the literature, and regulatory scientists have achieved some consensus on their use, as reflected in various TGDs. AFs will continue to be applied during the task of assessing risk and developing SQSs as long as no better tool is available. 

Assessment factors for the terrestrial environment should be applied to, and focused on, the final protection goal as formulated in the problem formulation phase, 

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