Registration Dossier

Physical & Chemical properties

Surface tension

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Reference
Endpoint:
surface tension
Data waiving:
other justification
Justification for data waiving:
other:

Description of key information

In accordance with column 2 of Annex VII of the REACH regulation, the study need only be conducted if surface activity is a desired property of the chemical. The chemical 4-(phenylazo)benzene-1,3-diamine is used for dyeing leather, wool, paper and as a biological stain. For these uses, surface activity is not a desired property. Hence this study was considered for waiver.

Key value for chemical safety assessment

Additional information

In accordance with column 2 of Annex VII of the REACH regulation, the study need only be conducted if surface activity is a desired property of the chemical. The chemical 4-(phenylazo)benzene-1,3-diamine is used for dyeing leather, wool, paper and as a biological stain. For these uses, surface activity is not a desired property. Hence this study was considered for waiver.