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Classification & Labelling & PBT assessment

PBT assessment

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PBT assessment: overall result

PBT status:
the substance is not PBT / vPvB

The substance is readily biodegradable and has a logKow of -1.06. Further, based on the reliable results on short-term toxicity of L-tryptophan to aquatic organisms, the lowest L(E)C50 were determined to be significantly > 1 mg/L and the substance is not classified as dangerous accoding to Directive 67/548/EEC as well as to Regulation EC 1272/2008.

Therefroe L-tryptophan is not a PBT or vPvB substance.