Registration Dossier

Diss Factsheets

Environmental fate & pathways

Henry's Law constant

Currently viewing:

Administrative data

Link to relevant study record(s)

Description of key information

The Henry’s Law constant is calculated to be 2,110 Pa.m3/mol at 20 degrees Celsius

Key value for chemical safety assessment

Henry's law constant (H) (in Pa m³/mol):
2 110
at the temperature of:
20 °C

Additional information

The Henry’s Law constant for tetrachloroethylene and the air-water partitioning coefficient are calculated as 2,110 Pa.m3/mol and 0.893 m3/m3 respectively using EUSES with a vapour pressure of 1,900 Pa and a water solubility of 149 mg/l.