Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Description of key information

Key value for chemical safety assessment

Skin sensitisation

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not sensitising)
Additional information:

No signs of systemic toxicity were noticed during general observation.

When applied undiluted or as 50% and 25% solutions in 70% ethanol, the test substance did not induce a biologically relevant (no increase above the cut off Stimulation Index of 3) increase of 3H-thymidine incorporation into the cells from the auricular lymph nodes or in lymph node cell counts (no increase to 1.5 fold or above of control value = stimulation index (SI) ≥ 1.5). In addition, there were no relevant increases in lymph node weights or ear weights. Some statistically significant increases in 3H-thymidine incorporation, cell counts, lymph node weights and ear weight occurred without biological relevance or concentration relation.

Thus it is concluded that EMIM Triflat does not exhibit a skin sensitizing potential in the Murine Local Lymph Node Assay under the test conditions chosen.


Migrated from Short description of key information:
EMIM Triflat does not exhibit a skin sensitizing potential in the Murine Local Lymph Node Assay under the test conditions chosen.

Justification for classification or non-classification

Based on the data received from the LLNA, no classification as skin sensitizer according to the criteria of EU Directive 67/548/EEC and EU Classification, Labelling and Packaging of Substances and Mixtures (CLP) Regulation (EC) No 1272/2008 for EMIM Triflat is warranted.