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Physical & Chemical properties

Dissociation constant

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Administrative data

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Description of key information

Estimated dissociation constants in water:
- SO3: -3.0 < pKa < -2.5 (4x)
- Ph-NH-Ph: ca. 0.8 (4x)
- Tr-N(Alk)2: 1 < pKa < 4 (2x)

Key value for chemical safety assessment

Additional information

Under environmental conditions the substance dissociates completely in water