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Physical & Chemical properties

Dissociation constant

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Data from a publication.

Key value for chemical safety assessment

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Experimental values of 1.0, 2.6, 5.3 and 9.9 were obtained. These are in reasonable agreement with 3 of 5 pK values for the substance previously reported by Martel and Smith (1974; Critical stability constants, Vol. 1) of 2.36, 5.37 and 9.81.