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Description of key information

No hydrolysis study is available for tripropylene glycol n-butyl ether (TPnB).

Key value for chemical safety assessment

Additional information

TPnB does not contain functional groups that are susceptible to hydrolysis

According to REACH Annex VIII column 2, hydrolysis testing can be waived for substances that are readily biodegradable. Hence, no hydrolysis testing is required for TPnB.