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Environmental fate & pathways

Phototransformation in air

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Description of key information

After evaporation or exposure to the air, the product will be rapidly degraded by photochemical processes.

Key value for chemical safety assessment

Additional information

A rate constant of 0.0000000002252403 cm³/molecule*sec and a half-life in the atmosphere of 1.7 hours for Uvinul A Plus was predicted by a calculation assuming a 24 hour day and an OH-radical concentration of 5.0E+05 molecules/cm³ (SRC AOP v1.92, 2007).