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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 for 4-vinylpyridine was determined in a fish bioconcentration study.  The measured BCF values ranged from 58 to 96 at a nominal concentration of 20 µg/L, from 48 to 96 at a nominal concentration of 2 µg/L.  Each of the BCF values is under 100, the criterion for consideration of bioaccumulation in aquatic species. Therefore, the bioaccumulation of 4VP is not of concern.

Key value for chemical safety assessment

BCF (aquatic species):
96

Additional information

The BCF for 4-vinylpyridine was determined in a fish bioconcentration study. The measured BCF values ranged from 58 to 96 at a nominal concentration of 20 µg/L, from 48 to 96 at a nominal concentration of 2 µg/L. Each of the BCF values is under 100, the criterion for consideration of bioaccumulation in aquatic species. The BCF was also predicted on the basis of QSAR modeling by U.S. EPA's EPI-Suite; a BCF value of 3.69 L/kg was predicted based on the regression method. Therefore, the bioaccumulation of 4VP is not of concern.