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Physical & Chemical properties

Dissociation constant

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Description of key information

pKa: 5.23 - 5.30 at 20 °C (OECD 112)

Key value for chemical safety assessment

pKa at 20°C:
5.3

Additional information

The result is supported by peer-reviewed literature data (pKa: 4.9 at 25 °C).