Fig. 7From: Bioaccumulation assessment of nanomaterials using freshwater invertebrate speciesAssessment scheme for bioaccumulation assessment of ENMs; * if BCFTWRC is ≥ 2000 or ≥ 5000, and BMFTWRC ≥ 1, the test item is classified as “bioaccumulative” or “very bioaccumulative,” respectively, and a higher tier test could follow to refine the calculated endpointBack to article page