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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Environmental fate & pathways

Bioaccumulation: aquatic / sediment

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Administrative data

Link to relevant study record(s)

Description of key information

The BCF of TCD-emulsifier was estimated by QSAR calculation using EpiSuite 4.1/BCFBAF v3.01. The estimated BCF accounted for 819 L/kg wet wt (Arnot-Gobas, including biotransformation rate estimates, lower trophic).

Key value for chemical safety assessment

BCF (aquatic species):
819 L/kg ww

Additional information

The BCF of TCD-emulsifier was estimated by QSAR calculation using EpiSuite 4.1/BCFBAF v3.01. The estimated BCF = 819 L/kg wet wt (Arnot-Gobas, including biotransformation rate estimates, lower trophic) is considered to be moderate but well below the trigger value (BCF=2000) for the "B-criterion". Furthermore, considering the range of values for the different trophic levels, the reported BCF of 819 is a worst case estimate. Hence, TCD-emulsifier can be considered as not bioaccumulative.