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Environmental fate & pathways

Biodegradation in water: screening tests

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Description of key information

On the basis of 2 readily biodegradability studies, the substance is  concluded not to be readily biodegradable.

Key value for chemical safety assessment

Biodegradation in water:
under test conditions no biodegradation observed

Additional information

OBSH is not readily biodegradable in the aquatic environment. In the ready biodegradability test with activated sludge (OECD TG 301C), the degree pf biodegradation of this substance was found at 10.9% after 28 days and 2 % after 14 days.