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Environmental fate & pathways

Phototransformation in water

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Description of key information

The calculated half-life of thiourea in sunlit natural water at a hydroxyl radical concentrations of 1.0E-17 M is 171 days. 

Key value for chemical safety assessment

Half-life in water:
171 d

Additional information

In the Hazardous Substances Data Bank (HSDB) results of Mill T et al. (Sci 208: 886 (1980)) are cited:

At hydroxyl radical concentrations of 1X10-17 M in sunlit natural water, a half-life of 171 days for thiourea is calculated.