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3-MPA was negative in vitro, with and without metabolic activation in an Ames test, in a mouse lymphoma assay and in a chromosomal aberration assay (human lymphocytes).

Short description of key information:
3-Mercaptopropionic acid (3-MPA) was negative in a complete battery of in-vitro genotoxicity assays.

Endpoint Conclusion: No adverse effect observed (negative)

Justification for classification or non-classification

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