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Ecotoxicological information

Short-term toxicity to aquatic invertebrates

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Description of key information

The 48h EC50 as well as the 48h EC0 were determined to be > 1000 mg test item/L.

Key value for chemical safety assessment

EC50/LC50 for freshwater invertebrates:
1 000 mg/L

Additional information

The results from a fully completed GLP study for short-term toxicity to daphniae according to OECD202 revealed that the substance does not show aquatic toxicity. The test results for acute toxicity of L-threonine to daphnia were:

The 48h EC50 as well as the 48h EC0 were determined to be > 1000 mg test item/L.