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Physical & Chemical properties

Partition coefficient

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Description of key information

The log partition coefficients for substances in the category Rosin, hydrogenated rosin and their salts range from 0.74 to >6.5.


The mean log partition coefficient of Resin acids and rosin acids, calcium zinc salts is 1.84 at pH 6.82 - 7.16. 



Key value for chemical safety assessment

Additional information

A GLP-compliant study conducted according to EU Method A.8 (flask Method), was provided for Resin acids and rosin acids, calcium zinc salts (Chilworth Technology, 2010a).