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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Key value for chemical safety assessment

Additional information

Short description of key information:
In vitro mutagenicity has been studied for two or more of the FLL Substances tested using a combination of three tests. Briefly, the results of the mutagenicity tests include :
- In vitro gene mutation study in bacteria (FLL Samples 2, 3, 4 and 6) – not mutagenic in bacteria (AMES test with S. typhirium and E. coli)
- In vitro cytogenicity study in mammalian cells (FLL Samples 3 and 4) – not clastogenic in human lymphocytes
- In vitro gene mutation study in mammalian cells (FLL Samples 3 and 4) - not mutagenic to L5178Y cells

These studies provide consistent results indicating a general lack of mutagenicity potential for the FLL Substances. A further line of evidence is that decision-tree modelling according to the Begnini-Boss Rulebase (ToxTree v.1.6; IdeaConsult) did not identify any alert for mutagenicity for a fish oil derivative and a vegetable oil derivative representing the FLL Substances .
Thus, the weight of evidence provided by the in vitro data indicates that the FLL Substances should not be classified as germ cell mutagens.

Endpoint Conclusion: No adverse effect observed (negative)

Justification for classification or non-classification

In vitro mutagenicity has been studied for two or more of the FLL Substances tested using a combination of three tests. Briefly, the results of the mutagenicity tests include :

  • In vitro gene mutation study in bacteria (FLL Samples 2, 3, 4 and 6) – not mutagenic in bacteria (AMES test with S. typhirium and E. coli)
  • In vitro cytogenicity study in mammalian cells (FLL Samples 3 and 4) – not clastogenic in human lymphocytes
  • In vitro gene mutation study in mammalian cells (FLL Samples 3 and 4) - not mutagenic to L5178Y cells

These studies provide consistent results indicating a general lack of mutagenicity potential for the FLL Substances. A further line of evidence is that decision-tree modelling according to the Begnini-Boss Rulebase (ToxTree v.1.6; IdeaConsult) did not identify any alert for mutagenicity for a fish oil derivative and a vegetable oil derivative representing the FLL Substances . Thus, the weight of evidence provided by the in vitro data indicates that the FLL Substances should not be classified as germ cell mutagens.