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Physical & Chemical properties

Surface tension

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Description of key information

A waiver is requested.

Key value for chemical safety assessment

Additional information

According to Annex VII of REACH:

"The study need only be conducted if:

– based on structure, surface activity is expected or can be predicted; or

– surface activity is a desired property of the material."

Melamine has not both polar and non-polar groups, which are considered by the Guidance on Information Requirements and CSA to be necessary for surfactant properties. Surface activity is not a desired property of melamine.