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Environmental fate & pathways

Henry's Law constant

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Description of key information

The Henry’s Law constant is calculated to be 1,030 Pa.m3/mol at 20 degrees Celsius

Key value for chemical safety assessment

Henry's law constant (H) (in Pa m³/mol):
1 030
at the temperature of:
20 °C

Additional information

The Henry’s Law constant calculated from the ratio of vapour pressure to solubility is 1.03E3 Pa.m3/mol, and this value has been used in the EUSES calculations.