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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

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Diss Factsheets

Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

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Description of key information

Modified Sturm test according to OECD 301B showed a mean of 5% degradation in 28 days and no inhibitory effects.

Key value for chemical safety assessment

Biodegradation in water:
under test conditions no biodegradation observed

Additional information

KY-RB was tested for its ready biodegradability in the Modified Sturm test according to OECD 301B and in compliance with GLP. The test substance showed a mean of 5% degradation after 28 days, and thus is considered not readily biodegradable. From the toxicity control results, the test substance revealed no inhibitory effects. All validity criteria were fulfilled and thus the test was considered reliable without restrictions.